Answer:
d
Step-by-step explanation:
if u substitute -4 in the equation it will give u a math error
expression : √2x + 7
A) √2(-1) + 7 = √5
B) √2(2) + 7 = √11
C) √2(-3) + 7 = 1
D) B) √2(-4) + 7 = √i
substituting the values given into the equation,
Option D is the best answer to give imaginary number
