Wednesday

April 23, 2014

April 23, 2014

Posted by **Anonymous** on Monday, January 25, 2010 at 5:18pm.

1) x(x-4)=12

2) 2x^3+50x=20x^2

3) 2x^2+x-6=0

Thank you for all your help!!!!

- Pre-calc -
**bobpursley**, Monday, January 25, 2010 at 5:23pmPre calculus? This is stock Algebra II.

put the equations in the form of

ax^2+bx+c=0 then factor.

for instance, c is already in that form.

2x^2+x-6=0

(2x-3)(x+2)=0

x= 3/2 x=-2

do the others the same method.

**Related Questions**

Algebra - Hello all - I would like to check my work on 2 problems. Solve by ...

pre calc - polynomials & factoring - perform the opertaion and write the result ...

Math: Factoring - I'm having a hard time factoring polynomials, especially 3rd ...

pre-calc - solve each system of equations using matrices x+2y-3z=0 2x-4y=z=-7 -...

Algebra - Solving quardratic equations using factoring. 2X^2+2X-4=0 The book ...

Rational Expression - (x+1/2x-1 - x-1/2x+1) * (2x-1/x - 2x-1/x^2) (x+1/2x-1 - x-...

pre-calc - Solve: cos(2x-180) - sin(x-90)=0 my work: cos2xcos180 + sin2xsin180= ...

pre-calc - I am trying to get the polynomial; x^7+2x^6+3x^5+4x^4+6x^3+6x^2+7x+8 ...

Math - Write an equation in slope-intercept form of the line whose parametric ...

math,algebra II - I need someone to explain to me step by step the process of ...