Question

Find the following products (a - 4b)(4a - b)​

Answer 1

Answer:

(a-4b)(4a-b)

=a(4a-b)-4b(4a-b)

=4a^2-ab-16ab+4b^2

=4a^2-17ab+4b^2

Answer 2

Step-by-step explanation:

a(4a-b) - 4b(4a-b)

4a²-ab-16ab+4b²

4a²-17ab+4b²