Question

1. Factor completely each of the following: a. $4x^2y^2 - 6x^2y + 12xy^2$ d. $-16t^2 + 56t + 32$ b. $64m^2 - 16n^2$ e. $4x^2 + 21xy - 18y^2$ c. $x^2 + 5x - 24$ f. $28a^2 - ab - 2b^2$ 2. Solve each of the following systems of equations by using addition: a. $2x - y = 2$ $x + 3y = 2$ c. $2x^2 - 3y^2 = 19$ $3x^2 + y^2 = 1$ b. $3x - 2y = 1$ $4x - 3y = 4$ 3. Solve each of the following systems of equations by using substitution: a. $2x - y = 2$ $6x + 2y = 1$ c. $2x - y = 1$ $x - 3y = -2$ b. $2x - y = 2$ $xy = 4$ *You must show all work. You must check your answers.

          1.
Factor completely each of the following:
a.
$4x^2y^2 - 6x^2y + 12xy^2$
d.
$-16t^2 + 56t + 32$
b.
$64m^2 - 16n^2$
e.
$4x^2 + 21xy - 18y^2$
c.
$x^2 + 5x - 24$
f.
$28a^2 - ab - 2b^2$
2*. Solve each of the following systems of equations by using addition:
a.
$2x - y = 2$
$x + 3y = 2$
c.
$2x^2 - 3y^2 = 19$
$3x^2 + y^2 = 1$
b.
$3x - 2y = 1$
$4x - 3y = 4$
3*. Solve each of the following systems of equations by using
substitution:
a.
$2x - y = 2$
$6x + 2y = 1$
c.
$2x - y = 1$
$x - 3y = -2$
b.
$2x - y = 2$
$xy = 4$
*You must show all work. You must check your answers.

1.
Factor completely each of the following:
a.
4x^2y^2 - 6x^2y + 12xy^2
d.
-16t^2 + 56t + 32
b.
64m^2 - 16n^2
e.
4x^2 + 21xy - 18y^2
c.
x^2 + 5x - 24
f.
28a^2 - ab - 2b^2
2*. Solve each of the following systems of equations by using addition:
a.
2x - y = 2
x + 3y = 2
c.
2x^2 - 3y^2 = 19
3x^2 + y^2 = 1
b.
3x - 2y = 1
4x - 3y = 4
3*. Solve each of the following systems of equations by using
substitution:
a.
2x - y = 2
6x + 2y = 1
c.
2x - y = 1
x - 3y = -2
b.
2x - y = 2
xy = 4
*You must show all work. You must check your answers.

Added by Madeline B.

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