Question

The number of integers satisfying the inequality $\left|n^2-100\right|<50$ is

• A. 5
• B. 6
• C. 12
• D. 8
• E. 10

Answer 1

Answer: (E)

$\left|n^2-100\right|<50$
$-50<n^2-100<50$
$50<n^2<150$
$n=8,9,10,11,12$