gracierussell1611 gracierussell1611
  • 22-04-2020
  • Mathematics
contestada

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

Respuesta :

hohav62390 hohav62390
  • 22-04-2020

Answer:

This is a Difference of Squares so [tex](x+1)(x-1) = x^{2} -1[/tex]

Therefore,  [tex]x^{2} -1 > 2[/tex] or x>±[tex]\sqrt{3}[/tex].

Answer Link

Otras preguntas

The lines y = x and x = a enclose a triangle with the x- and y-axes. a) Find the area of the triangle when a = 5
Well preserved fossils of whales and other organisms have been found in the southern parts in Mississippi what could be a reason for this
How would proximity to Europe effect an empire
Why is it a good idea to lock your doors while driving? WRITER
Create a Java program that inputs a grade from the user. The grade input from the user will be an integer. Once the input is stored, use an if-else-if block of
How can I write an assignment statement that stores the character 'X' in a variable ch?
Phillip departed from town A with coordinates (1, 6) towards town B with coordinates (7, 6). At the same time Bruce headed from town B to town A. What are the c
What does Jonas think about the decision to get rid of color through sameness The giver plz help.!!
Why did Mary Lyon name her school Mount Holyoke Female Seminary, instead of Mount Holyoke Female College? A) Colleges were only open to white men, her school
How many atoms of ^6Li are there in 12.3 g of ^6Li?