Question

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}

Answer 1

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