rodriguezgiselle800 rodriguezgiselle800
  • 14-04-2020
  • Mathematics
contestada

Solve for x. x2 − 16 = 9 A) x = 3 or −3 B) x = 4 or −4 C) x = 5 or −5 D) x = 6 or −6

Respuesta :

xxNMNxx
xxNMNxx xxNMNxx
  • 15-04-2020

Answer:

C

Step-by-step explanation:

x^2 - 16 = 9

x^2 -16 +16 = 9+16

x^2 = 25

√x^2 = √25

x = 5

Answer Link

Otras preguntas

What is one environmental issue faced by the Amazon rain forest? A. Air pollution B. Deforestation C. Flooding D. Fires
write an article for your school magazine persuading students to enter a talent show
Where is Mt. Kilimanjaro located? A. Tanzania B. Sudan C. Nigeria D. Zimbabwe
Which of the following would not necessarily indicate a chemical reaction? change in temperature chemical precipitation of a solid production of a gas change in
86300milliliters= liters
The smallest part of an element that can still be identified as that element is a(n) _____. molecule proton electron atom
At first, the war between France and England in 1803 was beneficial to American a. politicians. c. merchants. b. soldiers. d. explorers.
What's the main idea for stone fox
Which nation initially opened its borders, allowing East 30s to head West?
A bike is on sale for $170. This is 80% of the regular price. Find the regular price