Question

Multiply the binomials

Answer 1

2x(4x-3)+5(4x-3)
=8x2-6x-20x-15
=8x2-26x-15

y(3y-4)-8(3y-4)
=3y2-4y-24y+32
=3y2-28+32

Answer 2

1).(a+3b) and (x+5)
=a(x+5)+3b(x+5)
=ax+5a+3bx+15.


2) (2pq+3qsquare) and (3pq-2qsquare)
=2pq(3pq-2qsquare)+3q square (3pq-2q square)
=6p square q square -4pq3 +9pq3 -6q4
=6p2q2 +5pq3-6q4.

Here 3 means cubed or to the power 3 and 4 means to the power 4.
Thanks.
Hope it will help you.