Find the value of:
(i) (20 + 3-1) × 32
(ii) (2-1 × 3-1) ÷ 2-3
(iii)
As we know that by the rule 20 = 1
So,
= 4 × 3(2-1) = 4 × 3 = 12 Ans. (ii) (2-1 × 3-1) ÷ 2-3
= 22 + 32 + 42
= 4 + 9 + 16 = 29 Ans.