Best Method for Solving Quadratics

What mathematical process did they use?

• Square Roots

• Quadratic Formula

• ZPP

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.8.EE.A.2

• Factoring

• Square Root Method

• Completing the Square

• Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

• Square Root Method

• Completing the Square

• Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

• Factoring

• Square Root Method

• Completing the Square

• Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

Solve.

(x - 2)² -25= 0

• x = 5 and x = 2

• x = 7 and x = -3

• x = 5 and x = -2

• x = 3 and x = -7

Tags

CCSS.HSA-REI.B.4B

Which TWO methods could be used to solve this equation?

x² - 3x - 54 = 0

• Square Root Method

• Factor Method

• Complete the Square

• Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

Which is the ONLY method that can be used to solve this equation? 2x² - 7x + 2 = 0

• Square Root Method

• Factor Method

• Complete the Square

• Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

Which TWO methods could be used to solve this equation? 2x² + 4x - 6 = 0

• Square Root Method

• Factor Method

• Quadratic Formula

• Completing the Square

Tags

CCSS.HSA-REI.B.4B

What should you do first if solving this equation using the FACTORING method?

• Get factored form

• Write down: a=1, b=6, c=-13

• Make it equal 0 by subtracting 3 on each side

• Type it all in a calculator.

Tags

CCSS.HSA-REI.B.4B