SOLUTION: Please help me solve this equation: {{{ 2x^2 = 98 }}}
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Algebra.Com
Question 210204: Please help me solve this equation:
Email: klunertl@gmail.com
Thank You!
Found 3 solutions by Alan3354, stanbon, jim_thompson5910:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Please help me solve this equation:
2x^2 = 98
x^2 = 49
x = ±7
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
2x^2 = 98
---
Divide both sides by 2 to get:
x^2 = 49
x^2-49 = 0
Factor:
(x-7)(x+7) = 0
x = 7 or x = -7
=====================
Cheers,
Stan H.
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given equation.
Divide both sides by .
Reduce.
Take the square root of both sides.
or Break up the "plus/minus" to form two equations.
or Take the square root of to get .
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Answer:
So the solutions are or .
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