louisjoy45
louisjoy45 louisjoy45
  • 19-04-2021
  • Mathematics
contestada

What is the solution to the inequality below?

x² > 81

A.

B.

C.

D.​

What is the solution to the inequality belowx gt 81 A BCD class=

Respuesta :

mhanifa
mhanifa mhanifa
  • 25-04-2021

Answer:

  • C. x > 9, x < - 9

Step-by-step explanation:

  • x² > 81
  • √x² > √81
  • |x| > 9
  • x > 9, x < - 9

Correct choice is C

Answer Link

Otras preguntas

i need help please help
Which is an IUPAC name for a covalent compound
Tim has an encyclopedia in 5 volumes: A–C, D–F, G–J, K–N, and O–Z. Other than alphabetically (ascending or descending), how many ways can these volumes be arran
The expression p/x^2 - 5x +6 simplifies to x+4/x-2. Which expression doees p represent?
Molecules in a sample of NH3 are held closely together by intermolecular forces
The Indian Appropriations Act of 1885 encouraged American Indians to
James says tat 5/5 is greater than 9/10 is he correct Explain
Early in the War of 1812, the governor of the Michigan territory led an attack on Canada that resulted in
The Jilla family hiked a trail that was 3 miles in one direction. How many feet was the hike round trip? ( Both ways, Back and Forth )
Differences in previous experience increase the difficulty of communicating successfully. a. True b. False