Question

9. Use a suitable identity and evaluate:
a) (x + 8) (x - 2) b) 103 x 96
c) 1023 d) 992​

Answer 1

the

the c and d part is not complete

Answer 2

a. (x)^2+ { 8+(-2)}x+ 8×(-2)

= x^2 + 6x-16

b. (103+96) (103-96)

= (103)^2 - (96)^2

= 10609- 9216

=1393