PLEASE HELP ASAAP 25 PTS + BRAINLIEST TO RIGHT/BEST ANSWER. Created by payshencec21. mathematics-us

Let i = sqrt(-1) which is the conventional notation to set up an imaginary numberThe idea is to break up the radicand, aka stuff under the square root, to simplifysqrt(-8) = sqrt(-1*4*2)sqrt(-8) = sqrt(-1)*sqrt(4)*sqrt(2)sqrt(-8) = i*2*sqrt(2)sqrt(-8) = 2i*sqrt(2)Answer is choice A

BEST ANSWER

1
46 Views
All levels

payshencec21

High School

Report

PLEASE HELP ASAAP 25 PTS + BRAINLIEST TO RIGHT/BEST ANSWER

Leave an answer

Our People Answers

1

(Based on todays review)

jimthompson5910

Let i = sqrt(-1) which is the conventional notation to set up an imaginary number
The idea is to break up the radicand, aka stuff under the square root, to simplify
sqrt(-8) = sqrt(-1*4*2)
sqrt(-8) = sqrt(-1)*sqrt(4)*sqrt(2)
sqrt(-8) = i*2*sqrt(2)
sqrt(-8) = 2i*sqrt(2)
Answer is choice A
- 5
- 1
- Reply
- Report