Solving Polynomial Equations by Factoring, Real and Imaginary

Solve by factoring: x² - 9x + 20 = 0

• x = -4 and x = -5

• x = 20 and x = -9

• x = 4 and x = 5

• x = -4 and x = 5

Solve for a by factoring.
a² + 2a - 24 = 0

• a = -6, 4

• a = 6, -4

• a = 12, -2

• a = 8, -3

Solve for x by factoring.

• -6, -2

• -2, 6

• 2, 6

• -6, 2

(5x+2)(x²-3x+6)

• 5x³ - 17x² +24x +12

• 5x³ + 17x² - 24x +12

• 5x³ - 13x² + 24x +12

• 5x³ +13x² - 24x - 12

• 20x²-20x-20

• 20x²-20

• 20x²+20x-20

• 20x²+20

If the discriminant is negative, you will have....

• two real solutions

• two irrational solutions

• two imaginary solutions

• one solution

Factor:
 2m² + 3m - 9

• 2(m + 3)(m - 3)

• (2m - 3)²

• (m + 3)(2m - 3)

• (2m + 3)(m - 3)

Factor Completely:  3n² - 15n + 18

• (n - 2)(n - 3)

• 3(n + 2)(n + 3)

• (3n - 9)(n - 2)

• 3(n - 3)(n - 2)

Factor Completely:  15t² - 27t - 6

• 3(5t +1)(t - 2)

• (3t - 6)(5t + 1)

• 3(5t - 1)(t + 2)

• (15t + 6)(1t - 6)

Factor Completely:  5v² - 30v + 40

• (5v - 8)(v + 5)

• (5v + 5)(v - 8)

• 5(v - 4)(v - 2)

• 5(v + 8)(v - 5)