Question

Which of the following is the correct notation for the complex number sqrt-81-14

A. -14+9i
B. -14+sqrt-81
C. -14+i sqrt 9
D. 14-9i

Answer 1

Yes thats right

Answer 2

\[\sqrt{-81}-14\]\[\sqrt{-1}\sqrt{81}-14\]\[i=\sqrt{-1}\]\[i\sqrt{81}-14\]

Answer 3

And then reduce what \(\sqrt{81}\) is.

Answer 4

9

Answer 5

@Jhannybean

Answer 6

Socwould it be sqrt 9