Question

100 POINT REWARD!! HELP ASAP!!
Write √64 - √-289 as a complex number in the form of a + bi.
A.
8 - 17i
B.
17 + 8i
C.
8 + 17i
D.
-17 - 8i

Answer 1

The correct option is A

√64 = 8

√289 = 17

Hope this helps

-AaronWiseIsBae

Answer 2

√64 = 8

√-289 = √289 * √-1

= 17i

so √64 - √-289

= 8 - 17i

The answer is A.