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jadiesilva
jadiesilva jadiesilva
  • 09-11-2014
  • Mathematics
Answered

What are the solution(s) to the quadratic equation x2 – 25 = 0?

Verified Answer :

luana
luana luana
  • 09-11-2014

\(x^2-25=0\ \ \ \ | add\ 25\ to\ each\ side\\\\ x^2=25\ \ \ \ | \sqrt{}\\\\ x=\sqrt{25}\\\\ x=5\ or\ x=-5\)

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kate200468
kate200468 kate200468
  • 09-11-2014

\(x^2-25=0\ \ \ \ \ \Leftrightarrow\ \ \ (x-5 )(x+5) =0 \ \ \Leftrightarrow\ \ \ x=5\ \ \ or\ \ \ x=-5\)

Answer Link

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