How do you multiply (6xy)(3x9y6)?

2 Answers
Oct 21, 2017

18x10y7

Explanation:

Multiply the like terms...

(6xy)(3x9y6)

(63)(x1x9)(y1y6)

Evaluate using the identity abac=ab+c

(18)(x1+9)(y1+6)

18x10y7

Oct 21, 2017

18x10y7

Explanation:

First, you should know that

anam=an+m

In this case, we can seperate it to parts at the beginning:

(6xy)(3x9y6)
=(6)(x)(y)(3)(x9)(y6)

and we can group the related things together and get the answer
=(63)(xx9)(yy6)
=18x1+9y1+6
=18x10y7