Question

Which expression is equivalent to square root -108 - square root -3?

A) 5 square root 3i
B) 6 square root 3i
C) 7 square root 3i
D) 8 square root 3i

Answer 1

A) 5 square root 3i

Explanation:

Simplify each term.

6i√3−i√3

Subtract 1i√3 from 6i√3.

5i√3