CP - Lesson: Solve Quadratic Equations (Pt 2)

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Solving Quadratic Equations (Part 2)

Objective: Solve quadratic equations.​

Math Response

Solve: x² - 6x - 16 = 0

One answer is 8, what is the other answer?

Type answer here

Correct Answer: -2

Deg^°

Rad

Apply the Zero Product Property

A product of factors is zero if and only if one or more of the factors is zero.

​5x(x + 7)

​the FACTORS are

​5x(x + 7) = 0

​x =

Multiple Select

Solve: -3x(x + 9) = 0

• 0

• 9

• -9

• 3

• 6

EXAMPLE

​-2x(3x + 5) = 0

Multiple Select

Solve: -5x(7x - 2) = 0

• $$0$$

• $$-\frac{7}{2}$$

• $$\frac{2}{7}$$

• $$-\frac{2}{7}$$

• $$\frac{7}{2}$$

EXAMPLE

​6x² + 10x = 0

Multiple Select

Solve: 8x² - 6x = 0

• $$0$$

• $$\frac{3}{4}$$

• $$-\frac{3}{4}$$

• $$-\frac{4}{3}$$

• $$\frac{4}{3}$$

EXAMPLE

​2x² + 5x - 12 = 0

Math Response

Solve: 3x² - 14x - 5 = 0

One answer is 5, what is the other answer?

Type answer here

Correct Answer: -\frac{1}{3}

Deg^°

Rad

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