| Subject | Date Asked |
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| algebra | 7/9/2008 |
Q: I still do not understand. How do you know when an equation has infinitely many solutions? How do ...
A: To find the solution(s). You should be given 2 equations (In college, may have to deal with 3 ...
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| Slope! | 7/8/2008 |
Q: given the function f(x)=1/3x find the slope and the y intercept of the line graph the equation, it's ...
A: You are right. For f(x) = (1/3)x, the slope is 1/3 and the y-intercept is 0. It is important to ...
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| Fractions | 6/23/2008 |
Q: Pipe on is 6'4" & Pipe 2 is 8'1" How do i express the length of each pipe in feet using mixed ...
A: If you need to refresh yourself on mixed fractions, here is a math resource for you (scroll down the ...
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| solving multi step equations | 6/23/2008 |
Q: My son is taking a summer course in math. It has been awhile since I was in school and I am having ...
A: I'll be glad to help. Below are 3 links to resources which explain the basics behind solving multi ...
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| percentage | 6/22/2008 |
Q: Can you please explain how to solve the folowing: If you receive $1500 and you are told that 8.375% ...
A: If I understand your question correctly, $1500 is the total when we add the 'amount before tax' with ...
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| multiply out the brackets | 6/19/2008 |
Q: (-1x)(x-9)
A: To remove the brackets, first you have to understand the basics behind removing brackets. If you not ...
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| I'm having trouble solving my density problem | 6/18/2008 |
Q: The question is: Find the density of a material that has a mass of 2kg and a volume of 5m3. Express ...
A: Before we begin, we need to understand how fractions are related to decimal numbers. The following ...
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| Algebra - Calculate Slope | 6/8/2008 |
Q: Calculate the slope of a line passing through (2,5) with y intercept 3
A: These are the things that you should understand before you attempt to solve this1) Understand the ...
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| math | 5/28/2008 |
Q: draw an array to show 4x11=44
A: For 4 x 11, we let: 4 -> number of rows 11 -> number of '*' in each row Here's how you draw the ...
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| equation standard form (fast help!) | 5/28/2008 |
Q: I'm doing Algebra homework, and it says: A line passes through the points (4,6) and (-3,5). What is ...
A: Usually, it is recommended to get the equation of the line in slope-intercept form first. Then, ...
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| Reciprocals | 5/21/2008 |
Q: i will like to now how to do reciprocals for example how would you solve 0.75?
A: The idea behind reciprocal is quite simple. For example: i) reciprocal for x is 1/x ii) reciprocal ...
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| percentages | 5/20/2008 |
Q: I have 754 people, 150 of them are of a certain age group I want to know how to figure out what ...
A: First, before we calculate percentage, we need understand the basics on fractions first. This is ...
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| FOIL | 5/15/2008 |
Q: Okay, why do we use the FOIL method in math anyways? What does it help us with?
A: The FOIL method is used when we multiply two binomials. From your question, I got an impression that ...
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| is there a formula | 5/13/2008 |
Q: 1penny plus 2 pennies plus 3pennies upto 1 dollar is ??? 1penny plus 2 pennies plus 3pennies upto 2 ...
A: Let's take the first example: 1 penny plus 2 pennies plus 3 pennies up to 1 dollar (100 pennies) ...
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| reciprocal | 4/2/2008 |
Q: what does this question mean and how do i work it out? A number, x, is equal to its reciprocal plus ...
A: A number, x, is equal to its reciprocal plus 1/2 ................. This means: x -------> ...
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| calculation of weighted average | 4/2/2008 |
Q: can you tell me how to calculate a weightee average for the problem below. subject max marks marks ...
A: To calculate the weighted average, you need to see which values are the 'weight' and 'score' Now ...
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| confusion about the question | 2/14/2008 |
Q: Q.The sum of a number and its reciprocal is ½ . The sum of their squares is, a)9/4, ...
A: Your calculation is shown below: ---------------------------------- Let x be the no. and its ...
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| equatiosn w/absolute value | 2/6/2008 |
Q: [8-7y]+9=1
A: Now,taking a look at the equation: [8-7y]+9 = 1 The 'objective' is to solve for y. Hence, ...
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