How do you find the product of $1/2d(2d+6)$ ?

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Answer 1 · 2018-06-18T09:56:47

$color(maroon)((1/2) d (2d + 6) = d * (d + 3) = d^2 + 3d$

$(1/2) d (2d + 6)$

$=> cancel(1/2) * d * cancel2 (d + 3)$

$=> d * (d + 3) = d^2 + 3d$

How do you find the product of 1/2d(2d+6)1/2d(2d+6)?