One positive number is the square of another positive number. their sum is 132. find the numbers.

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15-03-2017
Mathematics

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One positive number is the square of another positive number. their sum is 132. find the numbers.

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rarrininger rarrininger · Answer 1 · 2017-03-15T10:58:24+01:00

rarrininger rarrininger

15-03-2017

x +x²= 132
x +x²-132= 132-132
x²+x -132 = 0
(x-11) (x+12) = 0
x-11 = 0 X+12=0
x-11+11 = 0+11 X+12-12=0-12
x =11 x= -12

Check
x +x²= 132 x +x²= 132
-12 +-12²= 132 11 +11²= 132
-12 + 144 = 132 11+ 121=132
132= 132 132=132

Since the problem says positive the answer is (11,121)

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