Register
Simplify suqrt. -81 A) -9i B) 9i C) -9 D) 9
127 views
5 votes
Simplify suqrt. -81

A) -9i
B) 9i
C) -9
D) 9

Simplify suqrt. -81 A) -9i B) 9i C) -9 D) 9-example-1
User Zatamine
by
4.7k points

1 Answer

5 votes

Answer:

9i

Explanation:

sqrt(-81) can be expanded to sqrt(-1) × sqrt(81).

sqrt(-1) = 'i' and the sqrt(81) is 9.

sqrt(-81) = 9i

User Bluesight
by
4.1k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.7m questions

7.4m answers

Other Questions

Evaluate a + b when a = –16.2 and b = –11.4 A. –27.6 B. –4.8 C. 4.8 D. 27.6
What is the value of x? (-4) - x = 5
Can someone help me with 5??? ASAP?
Solve for h 3h=7(2/7-3/7h)-10
1/7 + 3/14 equivalent fractions
Link Copied!