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Two numbers that multiply to minus 48 and add up to 13?
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Nov 16, 2017
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Two numbers that multiply to minus 48 and add up to 13?
Mathematics
middle-school
KujosHeist
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a * b = -48
a + b = 13.....a = 13 - b
b(13 - b) = -48
-b^2 + 13b = -48
-b^2 + 13b + 48 = 0
(-b-3)(b - 16) = 0
-b - 3 = 0
-3 = b
b - 16 = 0
b = 16
ur numbers are : 16 and -3
Feob
answered
Nov 21, 2017
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Feob
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