Question

Which of the following values for n makes the inequality 2n−−√<5
true?(1 point)
Responses

8
8

12.5
12.5

18
18

16

Answer 1

We interpret the inequality as √(2n) < 5. Square both sides (both nonnegative) to get 2n < 25, so n < 12.5. From the choices, only 8 satisfies this.