Question

force n laws of motion std 9th extra questions​

Answer 1

Explanation:

Find the product using the identity

(x + a) (x + b) = x² + (a+b)x+ ab.

a. (2x - 7y) (2x + 8y)

b. 103 x 95

c. 505 x 502

d. (5p -7q) (5p - 7q)

$2 + 2 \infty - \infty$