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This printable supports Common Core Math Standard HSA.REI.B.4

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## Solving Quadratic Equations - Practice #2

Instructions: Solve each quadratic equation for x.

1.
$x^2 - 13x + 36 = 0$
1. -4, -9
2. 2, 9
3. 9, 9
4. 5, 2
2.
$(3x - 2)(x - 6) = 0$
1. $x = 2/3, 6$
2. $x = -2/3, 6$
3. $x = -2/3, -6$
4. $x = 2/3, -6$
3.
$9x^2 + 9x + 2 = 0$
1. $x=-5/2, 2/3$
2. $x=2, 4$
3. $x=5/2, 2/3$
4. $x=-2/3, - 1/3$
4.
$x^2 - 3x - 10 = 0$
1. 5, 3
2. -2, 4
3. -2, 5
4. -5, 2
5.
$x^2 = 8x - 15$
1. 5, 2
2. -2, 9
3. 9, 9
4. -3,-5
6.
$(x + 6)(x + 5) = 0$
1. x = 6, 5
2. x = -6, -5
3. x = -6, 5
4. x = 6, -5
7.
$x^2 = -11x - 10$
1. $5, 2$
2. $2, 9$
3. $5/2, 2/3$
4. $-10, -1$
8.
$x^2 - 5x + 2 = 0$
1. $9/2, 1/2$
2. $3,2$
3. $(-1)/2, (-9)/2$
4. $(5 +- sqrt17)/2$
9.
$x^2+13x+36=0$
1. $x = -9 and x = -4$
2. $x = 9 and x = 4$
3. $x = 9/4 and x = 4/9$
4. $x = -9/4 and x = -4/9$
10.
$x^2 + 3x - 3 = 0$
1. 0.79 and -3.79
2. 3 and 1
3. -3 and -1
4. none of the above
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