Register

Find the product mentally. [(x + 1)(x - 1)]>2

Find the product mentally. [(x + 1)(x - 1)]>2
222k views
2 votes
Find the product mentally. [(x + 1)(x - 1)]>2

User August Bjornberg
by
8.2k points

1 Answer

7 votes

Answer:

This is a Difference of Squares so
(x+1)(x-1) = x^(2) -1

Therefore,
x^(2) -1 > 2 or x>±
√(3).

User Ruty
by
8.2k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

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!