3(5-1)(2*5+1)-(5-2)^2

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3*(5-1)*(2*5+1)-(5-2)^2

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Professor Apr 28, 2014

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Best Answer

$$3\times(5-1)\times(2\times5+1)-(5-2)^2\\

=3\times4\times(10+1)-(3)^2\\

=12\times11-9\\

=132-9\\

=123$$

Melody Apr 28, 2014

Melody · Answer 1 · 2014-04-28T11:58:47

$$3\times(5-1)\times(2\times5+1)-(5-2)^2\\

=3\times4\times(10+1)-(3)^2\\

=12\times11-9\\

=132-9\\

=123$$

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3*(5-1)*(2*5+1)-(5-2)^2