Tuesday

April 21, 2015

April 21, 2015

Posted by **donald** on Friday, September 23, 2011 at 10:37pm.

- algebra2 -
**Reiny**, Saturday, September 24, 2011 at 8:16amfactor always come in pairs

so

x^2 + 16x + 63

= (x+7)(x+9)

Factor - How do I factor these: 2x2 - 16x + 30 4x^2-9 x^2-5x 5x^2-26x+5 25x^2+4 ...

Math - find any stationary points of the function g(x) = (2x-3)square root of 5+...

Algebra - There are two solutions to | 16x - 5 | = 3. The greatest solution is ...

algebra - Solve the system by addition or substitution. 16x-4y=20 y=4x-4 I ask ...

algebra2 - Can you explain how to factor the following trinomials forms: x2 + bx...

Math - 5(-3x - 2) - (x - 3) = -4(4x + 5) + 13 Answer Multiply factors. -15x - 10...

calculus - f(x)=(2x-1)^2(x^2-9) find f'(x)=0 So first derivative: f'(x)=16x^3-6x...

algebra - x^2 +16x+64 x^2+16x=64 (x=3)^2=16x-64 16x=-64 x=-4 Check this problem ...

algebra 1 - how do you factor 16x^4 - 40x^2 + 9 I don't understand how the ...

math - The question is (2x+1)^2-2(2x^2-1) in simplest form Is this correct? [(2x...