Question

PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!

Use the imaginary number i to rewrite the expression.

Answer 1

D 7i

Explanation:

sqrt(-49)

We know that sqrt(ab) = sqrt(a) sqrt(b)

sqrt(49) sqrt(-1)

We know that sqrt(-1) = i

Taking the principal square root of 49

7i