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Algebra/Questions

SubjectDate AskedExpert
Maths3/8/2017Socrates
  Q: How far would the cyclist travel if the tyre made 250 revolution? (diameter is 66cm)
  A: Pi times the diameter is the circumference. The circumference is thus 3.14259 x 66 = 207.345 cm ...
Algebra11/18/2016Frederick Koh
  Q: Intuitively, I know that the answer to the following is: x = 3. However, I cannot prove it ...
  A: The problem you suggested is rather interesting. Trying to crack things apart by brute force ...
Algebra-Compound Inequalities10/22/2016Scott A Wilson
  Q: I have to write a compound inequality for this problem and I'm not the best with Algebra, so I need ...
  A: An inequality is written if one side is known to be less than the other. For example, 1<3, which is ...
Finding y-intercept of quadratic without knowing equation9/18/2016Scott A Wilson
  Q: My trig teacher was talking about finding the y-intercept of a quadratic equation from a table, ...
  A: Once we know the parabola in the form of y = ax˛ + bx + c, it can be done. The y intercept is found ...
A question about proofs in college algebra8/9/2016Socrates
  Q: The following is a proof of a false theorem, the required from me is to determine the flaw in the ...
  A: The flaw is in the hidden assumption that the least such n is 3 or greater. In fact , the least such ...
Two candidates having same number of votes.7/25/2016Scott A Wilson
  Q: Is the following question valid? In a election out of n number of candidates standing, find out the ...
  A: Yes, it is possible. However, it is not very likely. I'll assume that the election has a 50-50 ...
Finding n7/10/2016Abe Mantell
  Q: I need help with a math problem. The problem is 6/(n-4)=10/n and I'm not sure how to solve for n. ...
  A: Whenever two fractions are equal to each other, we can always "cross multiply" and get an equivalent ...
Problem of advance functional analysis5/19/2016Scott A Wilson
  Q: Helo, sir I try to prove it through some ways but I can't do I feel your help if you can sort out ...
  A: Any number in the complex number system can be expressed as a+bi. If we take the inverse of a+bi we ...
Rearrange equation4/28/2016Scott A Wilson
  Q: But I am just seeking clarification on this type of equation. I have not done this since school and ...
  A: If the current close is close to the lowest low when compared to how close the highest high is to ...
albebra3/17/2016Abe Mantell
  Q: three months ago the tennis pro shop ordered 150 tennis racquets and 50 pairs of tennis shoes for ...
  A: Let x=the cost per tennis racquet, and y=the cost per pair of tennis shoes. Thus, we get: 1. 150x + ...
Overload protection for Cable Car - Aerial Lift Tramway.3/9/2016Scott A Wilson
  Q: Is it possible to design Audible Alarm system for Cable Car which will trigger alarm bells on ...
  A: Yes, and all they would need to do is wire it in to prevent movement if he load is exceeded. Of ...
Overload protection for Elevators.3/8/2016Scott A Wilson
  Q: Is it possible to design audible alarm system for Elevators which will trigger alarm bells on ...
  A: Yes, and perhaps it would be good to give it an obnoxious noise, so people would be urged to get ...
Binary... Operation3/4/2016Scott A Wilson
  Q: Mathematics is my favorite subject, but the following question makes me feel that mathematics is ...
  A: Since a * b = a + b + ab, this says we only take two numbers at once. Since the 1st two numbers are ...
HELP2/23/2016Scott A Wilson
  Q: sIR I WANT TO KNOW WHAT IS AN ALGEBRIC EXPRESSION. PLEASE ANSWER.
  A: An algebraic expression is one involving some unknown quantity. Once this quantity is known, a ...
Table gives vague values for estimating space vessel tonnage. Unable to determine number relationship and find governing equation.2/14/2016Scott A Wilson
  Q: and thank you for offering to answer questions. Though I am pretty sure the answer will be obvious ...
  A: I took the table and given the length, computed a value that is a rough approximation of the volume ...
Maths2/6/2016Scott A Wilson
  Q: Trying to work out: 8.75squared - 1.25 squared I can do it by just multiplying out each side but ...
  A: The problem is 8.75˛-1.25˛. There are three ways to do it without a calculator. 1) As can be ...
help2/5/2016Richard J. Raridon
  Q: Sir in algabric expressions i have 2 0r 3 a doubt regarding types of expressions My first doubt ...
  A: An algebraic expression is called a monomial if it has only one term, such as -3x or 7xy/9. Two ...
what is a counterexample2/2/2016Scott A Wilson
  Q: Scott! Can you clear up this one that confuses me? "Give a counterexample to show that the ...
  A: Upon getting this question, I too am confused. Send this question to the publisher of the book, for ...
Finding a graphic solution to an equation1/28/2016Scott A Wilson
  Q: I've come across a problem whose on-site solution does not appear to be correct. The topic is ...
  A: I'm not sure what the correct answer is by looking at the problem. We need to multiply it out, put ...
Find the vertex (Algebra II)1/6/2016Scott A Wilson
  Q: Find the Vertex of (x-3)2+5? Solve by completing the square: x2+2x-15 = 0? and Write the ...
  A: I take it the 2 at the end is really for a square, as in (x-3)2 is (x-3)˛. If y = (x-3)˛ + 5, the ...
equations12/6/2015Richard J. Raridon
  Q: How to solve this -95A+20B=40 -20A-95B=100?
  A: First, divide each equation by 5 to get -19A+4B= 8 and -4A-19B =20. Multiply the first equation by ...
logarithm base 211/27/2015Socrates
  Q: How to get exact value of log2(1000000) ,i.e log base 2. By simple scientific calculator or by ...
  A: You can't give an exact value for log2 (1,000,000) using decimals or fractions because it's an ...
maths - exponential equation11/25/2015Scott A Wilson
  Q: 2^(x+4) - x^(x+2)=3? m^n=121 ,m and n whole nos then (m-1)^n+1=? 2^x=3^y=6^-z then 1/x+1/y+1/z=? ...
  A: ------------------------------------------------------------------------------------ 2^(x+4) - ...
Algebra11/22/2015Frederick Koh
  Q: yeah sorry that was my bad. The index is x^(5/4). (Simplify equation)
  A: [(y^ 1/2)/(x^ 3/4) - (x^ 5/4)/(y^ 3/2)]^4 = {(y-x^2)/ [(x^ 3/4)(y^ 3/2)] }^4 (Combine both ...
Metallic Business Card.10/16/2015Scott A Wilson
  Q: Is it possible to design and Construct a Metallic Business card?. Examples - Aluminium, titanium ...
  A: I'm sure its possible, but is it cheap enough to do? Right now I believe that plastic ones are far ...
college algebra10/14/2015Scott A Wilson
  Q: An airplane flew in a direct line from its base at the rate of 300miles an hour and returned over ...
  A: Sorry about the delay ... Since d = rt. We know that d = 300t and d = 250(t+15). Setting these ...
Multiplying negative and positive variables...7/22/2015Richard J. Raridon
  Q: I'm having trouble with a question in my algebra self-study course. The question is written out as ...
  A: Your answer -k^2a makes it look like 2a is the exponent whereas a multiplies the quantity -k^2. ...
"Magic Pentagon"6/11/2015Richard J. Raridon
  Q: a pentagon has 10 empty spaces around its perimeter; 1 on each corner and 1 in the middle between ...
  A: I'm also Ricardo - Richard I solved it for 14 in a few minutes. First, I recognized that the big ...
Mathematics3/12/2015Socrates
  Q: Pls. help me solve this complex number question, sir. Find the square root of the complex number ...
  A: You need the square roots of 3-2i and -2+i. I will find the roots of 3-2i, then leave the roots of ...
Algerbra 2: parabolas2/8/2015Scott A Wilson
  Q: Find a for the parabola: Y-5=a(x-4)^2 that passes through (5,3)
  A: All that needs to be done is to put (5,3) is for (x,y) and solve for a. That gives 3-5 = a(5-4)^2. ...
need help solving a problem2/3/2015Scott A Wilson
  Q: X-3.75=1/18
  A: Convert 3.75 to a fraction. Note that 0.25 is 1/4, so 0.75 is 3/4. The integer 3 is 12/4, so 12/4 + ...
fractions1/28/2015Abe Mantell
  Q: I'm struggling so bad with fractions. I'm in math 098 in college and we are doing simple algebraic ...
  A: Have you searched the Internet for help sites? Here are some links for you: ...
algebra 21/27/2015Abe Mantell
  Q: Emilee and Charles shoot a rocket into the air during Mr. Jones' physics class at an initial ...
  A: Assuming the 128 ft/sec is vertical (i.e. straight up), then... h(t)=128t-16t^2 gives the equation ...
A factoring question1/23/2015Abe Mantell
  Q: There is a tiny part of my math lesson that I am not quite getting. Here is the example problem: ...
  A: Consider this problem: 2x+6y-2=2(x+3y-1), yes? Now look at: ...
Simultaneous linear equation with three unknowns1/21/2015Scott A Wilson
  Q: Solving simultaneous linear equation with three unknows is a damn knotty problem to me. Though, with ...
  A: To solve each of them, I write down the problem in matrix format. Once this has been done, I get a 1 ...
Electricity Bill11/17/2014Scott A Wilson
  Q: Indian electricity prices have risen from Rs.6.4 to Rs.6.5 per unit. Arvi's factory expected to use ...
  A: Arvi expects to use 600 units in the next billing period. His bill will be reduced by multiplying ...
How do I subtract this equation with variables?11/9/2014Scott A Wilson
  Q: I am currently reviewing for my upcoming math class placement test. I got to this one algebra ...
  A: To do this, first the bases need to factored. It's just like math where prime factors are found. ...
square root11/2/2014Scott A Wilson
  Q: If x^4 + lx^3+ mx^2+12x+9 is a perfect square then find value of l and m? Here ^ denotes exponent.? ...
  A: Yes, the ^ symbol denotes an exponent. To be a perfect square, we need (ax^2 + bx + c)^2 to be ...
Algebra10/30/2014Scott A Wilson
  Q: Having a hard time solving cubed root of 54-cubed root 16.
  A: I'm not sure I understand this question. I can tell you the cube root means what is multiplied ...
Algebra/ Matrix10/27/2014Scott A Wilson
  Q: How do I solve this? Please explain. 3[2 0] [-10 5] [-1 5]-2x =[0 17]
  A: It would appear that x was a 2x2 matrix as well. It can be solved by solving each equation in each ...

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Algebra

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Scott A Wilson

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Expertise

Any algebraic question you've got. That includes question that are linear, quadratic, exponential, etc.

Experience

I have solved story problems, linear equations, parabolic equations. I have also solved some 3rd order equations and equations with multiple variables.

Publications
Documents at Boeing in assistance on the manufacturiing floor.

Education/Credentials
MS at math OSU in mathematics at OSU, 1986. BS at OSU in mathematical sciences (math, statistics, computer science), 1984.

Awards and Honors
Both my BS and MS degrees were given with honors.

Past/Present Clients
Students in a wide variety of areas since the 80's; over 1,000 of them have been in algebra.

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