Question

Which of the following is a complex number?

OA. -8√-3/1/2
OB. 3√/+√√
9
5
OC. 9-17
OD. 5-2V7
2√7
4

Answer 1

`B)~ 3√(\frac 75) + √(- \frac 95 )`

Explanation:

`3√(\frac 75) + √(- \frac 95 )\\\\\\= 3√(\frac 75) + i√(\frac 95 )\\\\\text{It is now in the standard form of a complex number (a+bi).}`