Question

Find negative square root of 16.

−4
4
±4
−8

Answer 1

I think its -4

Answer 2

So find \[\large -\sqrt{16}~?\]

Answer 3

-4

Answer 4

4

Answer 5

Is that what you're asking?

Answer 6

Yes im asking am i correct

Answer 7

im sorry I wasn't paying attention the correct answer is -4

Answer 8

Well it doesn't have a real answer. It ends up as \[\large -4*-4=16\] not \[\large -4*-4=-16\] The only way to solve this is to add on an imaginary number i.

Answer 9

Yea so its A correct?

Answer 10

Well what is \[\large -4^{2}~?\]

Answer 11

it is not
\[\sqrt{-16}\]

it is
\[-\sqrt{16}\]

(well even this is not quite true

sqrt 16 is +4 or -4

the negative of those is obvious

BUT
-sqrt(16) is still +4 OR -4

Answer 12

@LegendarySadist
there is no need for imaginary solutions here