Question

Q. Using the identity
(a + b) (a - b) = a2 - b2, fill in the blanks:
(i) 101 x 99 =
(ii) 1212 - 1022 =
(iii) (1.02)square x (8.3)square =​

Answer 1

Answer:

i) (100+1) (100-1) = 100^2 - 1^2

= 10000-1 = 9999

Answer 2

Answer: 10000-1 = 9999

Step-by-step explanation:i) (100+1) (100-1) = 100^2 - 1^2

= 10000-1 = 9999