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

someone please help me im very stressed and I will mark brainiest
40% of the girls and 60% of the boys in high school play football or basketball. What percentage of students in the school can it be that are playing these spor
I need some help. Multiple choice>...... This is the 14 points reading
Think about tennis and explain how each of the skill-related components of balance, reaction time, agility, coordination, power, and speed can enhance your perf
Help please and show work
What decision did the Supreme Court reach in Ledbetter v. Goodyear Tire & Rubber Co.?
Are hate crime laws effective and necessary . ( reason and evidence ) answer me now please
question listed in image​
which of these expressions or phrases can be used to represent the model brainly choose al the correct answers.
How many 1/4 gram doses can be obtained from a 7 1/2 gram vial of medication?