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Mathematics
Hodge
29 August, 02:48
Solve by square root method:
2x^2 - 10 = 132
+5
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Anderson Johnson
29 August, 03:07
0
2x^2 - 10 = 132
add 10 to each side
2x^2 = 142
divide by 2
x^2 = 71
take the square root of each side
x = + - sqrt (71)
x = sqrt (71), - sqrt (71)
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