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SASSAS
SASSAS SASSAS
  • 08-03-2017
  • Mathematics
Answered

Can someone tell me how so solve this?

Solve each equation by graphing the related function. If the equation has no real number solution, write no solution.

x^2-9=0

Verified Answer :

Jieep
Jieep Jieep
  • 08-03-2017

x^2−9=0
Add 9 to both sides.

x^2−9+9=0+9

x^2=9

Take square root.

x=±√9

x=3 or x=−3

Answer:
x=3 or x=−3

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1ConnectionsAcademy1
1ConnectionsAcademy1 1ConnectionsAcademy1
  • 13-03-2017

Algebra answer A. x = _^+3

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