Question

What is the least possible value of x if x^2 + 21 = 30

Answer 1

Answer:

Least possible value of x is 3

Step-by-step explanation:

Given:

x² + 21 = 30

Find:

Value of x

Computation:

x² + 21 = 30

x² = 30 - 21

x² = 9

x = √9

x = 3

Least possible value of x is 3