mathdragonosi mathdragonosi

21-10-2016
Mathematics

contestada

If a = 6 and b = 2, what is the value of the following expression?

(a + b)^3 - 3ab(a + b)

Respuesta :

The1Toad1Sage The1Toad1Sage

21-10-2016

The value would 223. all that needs to be done is substitute 6 for a and 3 for b.

Answer Link

apologiabiology apologiabiology

21-10-2016

pemdas
sub them

(6+2)³-3(6)(2)(6+2)
parenthasees simplify
(8)³-3(6)(2)(8)
exponents
512-3(6)(2)(8)
multiply
512-18(2)(8)
512-36(8)
512-288
244

Answer Link

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