Question

1. Find all the real square roots of -9/16

no real root
-3/4
-3/4 and 3/4
81/256

Answer 1

what do you think the square root of -9 is?

Answer 2

3i? or is it -3

Answer 3

can any real number give -9 when its multiplied by itself

Answer 4

no

Answer 5

-3 *-3 = 9 not -9

Answer 6

So it would be no real root?

Answer 7

yes

Answer 8

Thank you!

Answer 9

the imaginary number 3i is the square root of -9

Answer 10

yw