shalayah2727 shalayah2727
  • 15-05-2020
  • Mathematics
contestada

Solve for x.

x2 - 49 = 0
A) 0
B) ±49
C) ±49i
D) ±7

Respuesta :

zondo35
zondo35 zondo35
  • 15-05-2020
The correct answer is D.
Answer Link
vickyricco
vickyricco vickyricco
  • 15-05-2020

Answer:

D

Step-by-step explanation:

x^2=49 -> 7

x^2=-49 -> -7

really need brainliest - it would be appreciated

Answer Link

Otras preguntas

10u + 7 = 8 ( 2u - 4 ) - 9
what type of rock is the Haystack rock (igneous, Metamorphic, or Sedimentary)
A light plane flew from its home base to an airport 255 miles away. With a head wind, the trip took 1.7 hours. The return trip with a tail wind took 1.5 h
What's breed of given cat???Check attachment
10u + 7 = 8 ( 2u - 4 ) - 9
Your model locomotive is 18 inches long. It is an exact model of a locomotive that is 72 feet long. A window on the locomotive is how many times wider than a wi
how have computers changed mapmaking in recent years
2 ( 4a - 12 ) + 3a = 6a + 1
how have computers changed mapmaking in recent years
what type of rock is the Haystack rock (igneous, Metamorphic, or Sedimentary)