asked 71.2k views
0 votes
Introduction to complex numbers 5VV

Use the imaginary number i to rewrite the expression below as a complex number. Simplify
all radicals.
√√-4
i
N

Introduction to complex numbers 5VV Use the imaginary number i to rewrite the expression-example-1
asked
User C Deepak
by
8.5k points

1 Answer

0 votes

Explanation:

sqrt(-4) = sqrt(4×-1) = sqrt(4)×sqrt(-1) = 2i

answered
User Earlene
by
7.0k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.