01/21/13

factor x^15-y^6z^15
how do you factor x^15-(y)^6(z)^15
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01/21/13

factor 4x^3+108
how do you factor 4x^3-108
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01/21/13

Ryan and 4 friends want to play a game. If only 3 people may play at a time, how many different combinations of 3 players are possible?
Ryan and 4 friends want to play a game. If only 3 people may play at a time, how many different combinations of 3 players are possible?
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01/21/13

System of equations
You are selling tickets for a high school concert. Student tickets cost four dollars dollars and general admission tickets cost six dollars. You sell 450 tickets and collect $2340. How many of each... more
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01/21/13

factor 512-(x+y)^3
how do I factor 512-(x+y)^3
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01/21/13

Factor 64x^3-27^12
How do I factor 64x^3-27y^12
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01/21/13

word problem:
Word problem:. Find the height of each building if Jefferson Square Tower is twice as tall as Lincoln Galleria and Washington Center is 120 feet taller than Lincoln Galleria. Total height 1800.... more
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01/21/13

Help me sove this and graph it x^4-4x^2+3
How do I solve so I can graph this? Should i set up an x_Y TABLE AND use -3... on for x? Sorry I missed the x^4th in the equation. How would I solve this with a graphing calculator?
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01/20/13

how to solve systems of inequalities by graphing
example on what i need help solving y<6 y>x+3
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01/20/13

3(5y-8) i am having trouble with parts of my math homework that looks like this
i am having trouble knowing what signs to use after i distribute the answer i know that the first part is 15y but then do you add 24 subtract 24 is the 24 negative or positive???
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01/20/13

How do I express with positive exponents?
14x/-3 y /-3 ____________ 7x/-4 y-3 and the whole equation is in ( ) raised to the -2
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01/17/13

Tell whether the lines for the pair of equations are parallel, perpendicular, or neither.
Tell whether the lines for the pair of equations are parallel, perpendicular, or neither y = –2/3x + 1 2x – 3y = –3
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01/16/13

help me solve 8 divided 2.2 - 3 to the 2nd power
Today i went to class and was given another sheet with 33 more problems on them, I recieved a 85% on my homework....these last seven questions has me stuck again can anyone out there help me by not... more
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01/16/13

Solve. |x-1/5|= 3
Solve. |x-1/5|= 3
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01/16/13

What is the simplified form of the expression 3[14 ÷ (42 – 32) – 5]?
What is the simplified form of the expression 3[14 ÷ (42 – 32) – 5]?
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01/16/13

What is the Length and Width of a rectangle when the area equals 19460 square feet where Length = L and Width = (5/8)L ?
To find the area of a rectangle the equation is A=L*W; where A = area, L=Length, and W=Width.  If I know that A=19,460 Ft squared and I also know that the width is 5/8 (five eighths) of the... more
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01/16/13

3x - 10 = 3(x - 4) + 2
sove the equation    3x - 10 = 3(x - 4) + 2
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01/16/13

A solution of 68% alcohol is to be mixed with a solution of 22% alcohol to form 460 liters of a 61% solution. How many liters of the 68% solution must be used?
would it be A. 413 Liters   B. 380 liters   c. 390 liters  D. 166 liters
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01/16/13

Explain why any number that is divisible by 9 is also divisible by 3.
Explain why any number that is divisible by 9 is also divisible by 3.  
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01/16/13

(ab - 9)(ab + 8)
how do you foil this?
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01/16/13

HELP ME SOLVE FOR X 3X-7=3(X + 1) PROBLEM 2 -5( X - 1) + 4( 2x - 3) = -2(X + 2) -8
I had 33 problems to solve by in the morning, out of 33 problems these two have been a big problem can you help me solve by showing me how you get the solution and not just the answer.... last... more
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01/15/13

help me solve the following for x 3x=7-5x
hello I am having problems solving these problems " when 4 added to one half the number x, the result is the same as if 2 had been subtracted from the number x. I need to find which of the... more
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01/15/13

y=3x+7 y=x-9
what is the solution of the system of equation?
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01/15/13

Sin^2x-tan^2x=-sin^2xtan^2x
Trigonometric identities and proof
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01/14/13

Find two different sets of parametric equations for the following equation: y= (1/(x^3)) I need the answers to this.
I have the answers {x=2t, y=(1/8t^3) } and {x=t, y=(1/t^3)} If I have the wrong answers could you explain how to get the right ones? I have to answer this in class tomorrow and I'm insanely... more
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