Question

Consider the expression

square root a^3 - 7 + b

When a = 2 and b = -4, the value of the expression is

Answer 1

Uh i think it’s 5? I’m not completely sure but I think so

Answer 2

5

Explanation:

substitute for the the given variables.

a=2

b=-4

sqrt 2^3-7=sqrt 8-7=sqrt1=1

1+absolute value of -4 = 1+4=5

answer 5