Register

Can someone help me multiply (-2+square root of 7)(-2-square root of 7) and how to get the answer step by step

Can someone help me multiply (-2+square root of 7)(-2-square root of 7) and how to get the answer step by step
asked 114k views
4 votes
Can someone help me multiply (-2+square root of 7)(-2-square root of 7) and how to get the answer step by step

asked
User Stockton
by
8.4k points

2 Answers

3 votes

Answer:

3

Explanation:

Simply multiply the radicals to get the answer.

answered
User Msharp
by
8.2k points
2 votes

Answer: -3


(-2-√(7))(-2+√(7))=(-2).(-2)-2√(7)+2√(7)-7=4-7=-3

Explanation:

answered
User Kergoth
by
7.7k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Link Copied!