Question

simplify the numer using the imaginary unit i (square root sign) of -28

Answer 1

here are the answer choices:

Answer 2

√(-28) = √(28) * √(-1)

We know that i = √(-1).

Therefore, √(28) * i.
√(7*4) * i.
2√(7) * i
2i√(7).

Answer 3

\[a. 2 \sqrt{-7} b. -2\sqrt{-7} c. i \sqrt{28} d. 2i \sqrt{7}\]

Answer 4

omggg thankyou so much your awesome!!! @AakashSudhakar

Answer 5

Anytime!