Finding a Square Root to Solve Problems

• - 49

• -7, -23

• 23

• 7, 23

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

Solve the quadratic equation by taking the square roots. Allow for imaginary solutions.

Tags

CCSS.HSA-REI.B.4B

Method used to find the value of x by putting a square root to each side to extract the square is called _______?

• Extracting the square root

• Completing the square

• Factoring

• Quadratic formula

Tags

CCSS.HSA-REI.B.4B

Solve using Square Root Property.

5b² - 4 = 41

• b = 9, b = -9

• b = 3, b = -3

• b = 8, b = -8

• no solution

Tags

CCSS.HSA-REI.B.4B

• x = 5.57

• x = -8 or x = -8

• x = 4.12  or x = -4.12

• no solution

Tags

CCSS.HSA-REI.B.4B

• x = 0

• no solutions

• x = 4 or x = -4

• x = 4

Tags

CCSS.HSA-REI.B.4B

Solve

m² - 25 = 0

• m=25, -25

• m=96

• m=5, -5

• m=-96

Tags

CCSS.8.EE.A.2