dz9f94sp3i
dz9f94sp3i dz9f94sp3i
  • 02-11-2020
  • Mathematics
contestada

Find the exact solution of x.

Find the exact solution of x class=

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Nunez5878 Nunez5878
  • 02-11-2020

Answer:

the answer is a . hope this helps

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gardnerdanj gardnerdanj
  • 02-11-2020

Answer:

x = +/- square root of 7

Step-by-step explanation:

[tex]3x^{2} +7=28\\3x^{2} =21\\x^{2} =7\\x=\sqrt{7} and x=-\sqrt{7}[/tex]

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