JenThansabrielaila
JenThansabrielaila JenThansabrielaila
  • 24-05-2016
  • Mathematics
contestada

Solve the equation. If necessary, round your answer to the nearest tenth.

x2 = 196

A.

14

B.
–14, 14

C.

98

D.
–98, 98

Respuesta :

Tareki
Tareki Tareki
  • 24-05-2016
x^2 =196
x^2 -196=0
(x-14)*(x+14)=0
so (x-14)=0 && (x+14)=0
x=14 , -14
the answer is B
Answer Link
mayajoosub
mayajoosub mayajoosub
  • 31-03-2020

Answer:

14, -14

Step-by-step explanation:

x^2 = 196

x = [tex]\sqrt{196}[/tex]

x = [tex]\sqrt{4 * 49}[/tex]

x = [tex]\sqrt{4}[/tex] * [tex]\sqrt{49}[/tex]

x = 2 * 7

x = 14

Hope this helps >.<

Answer Link

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