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Algebra/Questions Answered by Expert Michael Tadesse
| Subject | Date Asked |
| Algebra | 8/21/2010 |
| Q: I have a question regarding functions: How do you determine if this function is even, odd, or ... A: To check if f(x)= x-1 is even or odd, First substitute X in the function f(X)= X-1 Now substitute ... | |
| math | 8/21/2010 |
| Q: I'm really bad at math and i want to get better so can you explain how algebra works like formulas ... A: I am glad to hear from you and there is no reason for you to feel discouraged. I get your point you ... | |
| Algebra | 8/20/2010 |
| Q: I have a question regarding functions: How do you determine if this function is even, odd, or ... A: In order to check whether it is odd or even First insert x and then –x in the function and analyze ... | |
| differences in equations and inequalities... | 8/19/2010 |
| Q: If you replaced the equal sign of an equation with an inequality sign, is it possible for the same ... A: Howdy Sharon I think replacing the inequality sign with the equal sign is a good idea to solve the ... | |
| Hi, could you help me with my maths topics? Thanks!! | 8/19/2010 |
| Q: I live in the UK, and I'm trying to achieve an A* in my igcse. I will list my topics and what I ... A: I can see that you have a big exam ahead and I want to help you. There are some topics you should ... | |
| square roots | 8/11/2010 |
| Q: I am attempting to help my daughter with her home work and need a refresher on square roots (not the ... A: The Process of multiplying a number by itself is known as squaring a number and sometimes it seems ... | |
| Mathematics | 8/11/2010 |
| Q: How to find the square root of an irrational numbers? A: Irrational numbers are real numbers that are neither terminating nor repeating, they just continue ... | |
| algebra | 8/10/2010 |
| Q: model a takes 2 hours to assemble model b takes 3 hours to assemble model a costs $25 to make per ... A: Howdy James This question by the way is solved by simultaneous equations. You have to set up two ... | |
| algebra | 8/9/2010 |
| Q: I am trying to figure this out and I keep coming up with different answers. (a^4b^6)(a^2b)^5 Can ... A: Don’t feel discouraged, we all have been baffled by many questions. I will show you how to do it and ... | |
| Word Problem | 7/29/2010 |
| Q: If a ball is thrown upward at 56 feet per second from a rooftop 32 feet above the ground, then its ... A: This is a factorization problem. The polynomial is h= -16t2+56t+32 To simplify things and also to ... | |
| sets | 7/28/2010 |
| Q: Please solve the following and remove my confusion(s). 1. How a NULL set is a subset of every set? ... A: I know the following argument may not be convincing enough for you, but just consider it and may be ... | |
| Linear Equations with fractions | 7/26/2010 |
| Q: (3/5)b-1/10=7/20-(7/10)b A: Questioner: Skye Country: United States Category: Algebra Private: No Subject: Linear Equations with ... | |
| Algebra:) | 7/26/2010 |
| Q: Mr. Michael Tadesse, Thank you for helping me on my previous problems. You made my life a lot ... A: Problem #5 8) indicate whether the graphs of the following will have a minimum or maximum. a) f(x)= ... | |
| math | 7/22/2010 |
| Q: solve for x: x^2+8x-17=0 A: Howdy Kimberly How are you; family, classes and friends; I’m Michael and I will try my best so that ... | |
| algebra | 7/22/2010 |
| Q: My name is nasreen, and im a 17 year old senior. I was having trouble on a few algebra questions. I ... A: Here is what you do; you have done well in the previous questions and there is no way you won’t do ... | |
| equations that are neither | 7/20/2010 |
| Q: I am trying to figure out, are there equations that are neither linear nor quadratic? A: Howdy Nicole I appreciate your curiosity! There are indeed equations that are neither linear nor ... | |
| finding the length of a perimeter | 1/31/2010 |
| Q: Find the length of a rectangular lot with a perimeter of 82 m if the length is 5 m more than the ... A: Okay I totally appreciate your endeavor to complete your assignment by yourself. I will give you a ... | |
| triangle | 9/26/2009 |
| Q: How do I get the length of the third leg of a triangle when the two ninety degree legs are 10 inches ... A: Recall the Pythagoras Theorem for a right angle triangle A2 + B2 = C2 Where A and B are the legs ... | |
| AREA | 9/25/2009 |
| Q: A rectangular plot of ground having dimensions 40 feet by 36 feet is surrounded by a walk of ... A: I pictured the problem and you can see the image which will help you understand better. As you can ... | |
| graphing linear equations | 9/24/2009 |
| Q: i need to know how i can graph these two equations: x+2y=10 -x+4y=8 A: First find the X intercept and Y intercept X + 2Y = 10 2Y = 10 – X Y = 5 – X/2 To find the X ... | |
| algebra | 9/24/2009 |
| Q: Express 2.3 as a fraction. The 3 has a bar above it. I understand what that is for, but I still ... A: I am more than happy to help you. This is a simple but very important problem. 2.3 repeating is; ... | |
| Quintuple Simultaneous Equation | 9/23/2009 |
| Q: I have progressed from triple to quintuple and would appreciate the logic of working out to enable ... A: I’m very astonished you are working hard and progressing. I want you to exude your confidence and ... | |
| transforming equation:multp and division | 9/22/2009 |
| Q: -1/4x=2 1/4 A: The fraction in the right side is a mixed fraction, change it to improper fraction by multiplying ... | |
| algebra | 9/21/2009 |
| Q: the sum of three numbers is 123. the second number is 9 less than two times the first number. the ... A: Let the three numbers be A, B and C. A + B + C = 123 B = 2A – 9 C = 3A + 6 Now try to ... | |
| problem solving | 9/21/2009 |
| Q: The kitchen floor of your home is 12’6” in width and 10’4” in length. You have decided to put in a ... A: Problem #1 We are required to find the area of the floor. First let’s put the length and the width ... | |
| Graphing Equations | 9/20/2009 |
| Q: If you cannot answer this by tomorrow morning, then please disregard, because I need help with this ... A: I apologize in advance if I can’t make it in time but you have to know how to solve it. Problem #1 ... | |
| Algebra 2. Linear Equations | 9/20/2009 |
| Q: you plan to invest $12000 in 2 funds paying 4 1/2% and 5% simple interest. Your goal is to obtain a ... A: This is a simple interest problem. I reckon you know the formula of the simple interest. I = ... | |
| d=s/t | 9/20/2009 |
| Q: How do I solve this if I don't know the time/number of hours the flights took? A jet flew from ... A: Let’s assume the initial speed was X, meaning the returning speed is X – 200 km/hr. And T be the ... | |
| Linear equation problem | 9/20/2009 |
| Q: Cory alone can finish typing a manuscript in 10 days, Imelda alone can do it in 15 days. Cory, ... A: To solve this problem, Juan, first find how much work is done by each individual in one day. And ... | |
| Function notation | 9/19/2009 |
| Q: There are a couple of questions from my math homework that I don't understand. Could you please ... A: Good to hear from you again Kaitlyn Problem #3 D= {x1x≥0, xЄR} This is a typo, the ... | |
| Inverse proportionality | 9/18/2009 |
| Q: If y is inversely proportional to x^2, and if y=12 when x=2, find the formula for y in terms of x. ... A: If y and x2 are related inversely, then Y*X2 = K (where K is any constant) Y = K/X2 Now you have ... | |
| Mixture Problem - EMERGENCY! | 9/18/2009 |
| Q: A coin purse contais a mixture of 32 coins in dimes and quarters. The coins have a total value of ... A: A dime is worth 10 cents and a quarter is one fourth of a dollar. So the purse contains 32 coins, ... | |
| Algebra (complex zeros) | 9/18/2009 |
| Q: Ok, how do you find complex zeros of a function (quartic) there are no rational zeros.. The ... A: The question is about the solution of the quadratic equation. You can use this formula to find the ... | |
| Function notation | 9/17/2009 |
| Q: There are a couple of questions from my math homework that I don't understand. Could you please ... A: Kaitlyn You see, the function represented by √, is as you said the square root function. And ... | |
| 3 variables | 9/17/2009 |
| Q: trying to solve a triple equation with 3 variables; 3i+2j=9 j-4k=8 5i+3k=9 not sure whether to add ... A: Good to hear from you again. I see that you’re working well. What I meant was (5/2)*(2j-3k) + 3k = ... | |
| perecentage | 9/17/2009 |
| Q: A water pipe can fill a 250 litre tank in 2 hours 30 minutes.In how much time will it fill 9 / 10 of ... A: This is an easy cross-multiplication problem. Observe that the time required to fill and the ... | |
| Algebra 2 | 9/17/2009 |
| Q: I have a question regarding inverse word problem: If w varies inversely as the sum of six and three ... A: Good to hear from you. If two physical or mathematical quantities are inversely related to each ... | |
| hepl with algebra | 9/17/2009 |
| Q: 2. Perform the indicated operation and simplify completely 5x+5/5x+9 + 5x+13/5x+9 ... A: Problem #2 You see that the denominators are the same, so you just add the numerators and put with ... | |
| 3 variables | 9/16/2009 |
| Q: trying to solve a triple equation with 3 variables; 3i+2j=9 j-4k=8 5i+3k=9 not sure whether to add ... A: First add the first and the third equations, because ‘i’ is common. 3i + 2j = 9 5i + 3k = 9 This ... | |
| algebra | 9/16/2009 |
| Q: solve this through substitution: 2m+n=2 3n-2n =3 A: To solve this problem, write one of the variables in terms of the other and substitute in the second ... | |
| Algebra 2 | 9/15/2009 |
| Q: You decide to buy a 60-inch plasma-screen TV. To do so, you borrow $4,500 from the electronics store ... A: This is an interest problem. To do it you have to know the formula I = P * R * T Where, I is the ... | |
| algebra question help | 9/15/2009 |
| Q: 1. A square window has an area of 96 square inches. what is the length of each side of the window? ... A: You know well that the area of any square is the square of the length of one side. Because all the ... | |
| functions | 9/15/2009 |
| Q: how do i tell if a problem is a function or not a function. also how do if ind the domian and range ... A: To tell whether a problem contains a function, it must contain an independent as well as dependent ... | |
| Math | 9/13/2009 |
| Q: Solve by the substitution method 9x+5y=3 x=45-8y A: These equations are called simultaneous equations, because the solution you find satisfies both ... | |
| Factoring | 9/13/2009 |
| Q: I have some math questions that I attempted to do but I am pretty sure I did wrong for homework. ... A: Sure I can help you with number five. 24a²-30a+9 Kaitlyn, before I get on with the problem I have ... | |
| literal equations | 9/13/2009 |
| Q: what is the answer to this equation x + y = z, for y A: The process of finding the formula of one variable in terms of other variables in a particular ... | |
| maths | 9/13/2009 |
| Q: i'm sorry but i just didn't get the way you work out the sequence i gave you. Is there any simper ... A: Natalie Good you asked. I will try to make it clear now. The rule governing this sequence is ... | |
| Factoring | 9/12/2009 |
| Q: I have some math questions that I attempted to do but I am pretty sure I did wrong for homework. ... A: Factoring out polynomials is very important; it helps you to find their solutions. Problem #1 5t2 + ... | |
| unitary method | 9/12/2009 |
| Q: If 21 cows eat that much as 15 buffaloes,how many cows will eat that much as 105 buffaloes? A: To solve the above problem, just find out how many cows eat as much as one Buffalo. If 21 cows eat ... | |
| maths | 9/11/2009 |
| Q: what is and how do you work out the rule for the sequence of: 6,18,38,66,102,146 thankyou. A: Finding out the rule for any sequence doesn’t require any advanced mathematical skill, Nati. You ... | |
| alegbra | 9/10/2009 |
| Q: I have to find the average speed and the question is 120 miles in 3 hour how would i do this A: To do this problem, you just have to know that average speed is the total distance traveled divided ... | |
| alegebra | 9/10/2009 |
| Q: what is the slope of the graph of f(x)= 1.5x-2? what are the intercepts of the graph? A: I believe you know that the formula of any linear equation or graph. Y = mx + b, where m is the ... | |
| I need the answers to these questions | 9/10/2009 |
| Q: 1) 7-2n=n-14 2) 6t=(t+4)-t 3) 3(n-1)+5n+3-2n 4) 8(2f-3)= d(4f-8) 5) 4(b-1)=-4+4b 6) 2/3a-3/4=3/4a 4) ... A: These are all equations with one variable except #4, which is composed of two variables d and f. Did ... | |
| numbers | 9/6/2009 |
| Q: what least number must be added to 11943 to get a number exactly divisible by 29? A: You can simply find the least number by dividing the number by 29 and find the remainder and compare ... | |
| xy terms raise to fraction exponents | 9/2/2009 |
| Q: I need to simplfy the following expression (( -27x^12/y^-24)^(2/3))using the parenthesis first I ... A: (( -27x^12/y^-24)^(2/3)) It can be written as follows (-27x12/y-24 )(2/3) (-27x12y24)(2/3) ... | |
Algebra
Answers by Expert:
Michael Tadesse
Top Expert on this page
Expertise
I can answer questions regarding Relations, linear functions and equations, Squares and square roots, Translation and Similarity, Special Properties of Right Angled Triangles, Measurement of Area and Volume, algebra. I can also answer questions related to Pre calculus, Limits and Continuity, Derivatives Applications of Derivatives, High school math in general. I can’t answer questions of the following type. Power Series, Multiple Integrals, Fourier series, Vector valued Functions.
Experience
I love mathematics as it is the mother of all sciences. I had an outstanding math results while I was in school. The tradition continues while I am in university. I have been helping elementary school Students for the past five years with mathematics problems. In fact, I have a brother who is four years younger than me I usually help him to understand what the crux of the question is before trying to solve it. He loves math very much, he is indeed one of the top scorers form his class in Mathematics. I didn’t stop helping my younger relatives after I joined the Engineering campus and I am more than ready to help anyone with my skill.
Education/Credentials
have a high school diploma with a 3.97 GPA; I also have many merit certificates granted for my outstanding results in high school math. I won a merit certificate for my participation in the Black Month Essay Contest. I took two different National Examinations in 2006 and 2007. In the former Exam I got 9As which includes Mathematics. I also have a score of 90 out of hundred in the later Examination which is the toughest known in Ethiopia. So you don’t have to worry about my ability to help my clients.
Past/Present Clients
I have never had an online client but I was helping students coming to me for assistance in Mathematics.
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