Question

can negative numbers have square roots

Answer 1

no

Answer 2

ive seen it before...

Answer 3

such as \[\sqrt{-3}\] is an imaginary number not a real number since it's square root do not exist

Answer 4

got it thehumangod

Answer 5

no all numbers squared cancel out the negative. It's illegal....

Answer 6

so sq. rt of (x- 5) = 3 only answer is 14 right

Answer 7

yuppp!(:

Answer 8

right

Answer 9

yes

Answer 10

\[\sqrt{14-5}=\sqrt{9}=3\]

Answer 11

got itttttttttttt

Answer 12

sq. rt of ( 2x - 1) = x. would this also only have one answer?

Answer 13

yes the answer is 1

Answer 14

ok thanks i got it

Answer 15

The square root of -1 is defined as
\[\sqrt{-1}=i\]

then we would, for example, write
\[\sqrt{-9}=\sqrt{9}\cdot \sqrt{-1}= 3i\]

Answer 16

A famous equation using the square root of -1:
\[e^{i \pi}+1=0\]

Answer 17

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