25-01-2017
Mathematics

contestada

Which binomial is a difference of squares?

a) 14x^2 - 81
b) 16x^3 - 81
c) 25x^2 + 81
d) 36x^2 - 81

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alahewett alahewett

25-01-2017

d) 36x^2-81
both 36x^2 and -81 are perfect squares
difference means subtraction

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WhatIsShaPoppin WhatIsShaPoppin

24-03-2021

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