Solve the quadratic equation by the square root property. (2x + 5)2 = 49 A. {-6, 1} B. {0, 1} C. {-27, 27} D. {1, 6}

asked Dec 1, 2017 68.3k views

4 votes

Solve the quadratic equation by the square root property.

(2x + 5)2 = 49

A. {-6, 1}

B. {0, 1}

C. {-27, 27}

D. {1, 6}

by Keano

8.0k points

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1 vote

i hope this helps you

(2x+5)^2=7^2

2x+5=7 2x=2 x=1

(2x+5)^2=(-7)^2

2x+5= -7 2x= -12 x= -6

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