Question

1. Find the product of (2x^2+3x-7) (3x^2-5x+4)

2. Using the identity find the value of 203^2 - 197^2

3. Using the identity solve (2pq-5r) (2pq-3r)

4. Show that (4ab+3b)^2 -(4ab-3b)^2 = 48ab^2.

Please answer fast I’ll give u many points and mark u

Answer 1

ABC

Explanation:

1) 6x^4 - x^3 - 28x^3 + 47 x - 28

2) 2400

3) 8p^2q^2 - 22pqr + 15r^2