(i) (2a-3b2)3
Solution:
(2a-3b2)3
= 23 a -3×3 b 2×3
= 8a-1b6
(ii) (a-1 + b-1)/(ab)-1
Solution:
(i) (x-1 y-1)/(x-1 + y-1)
Solution:
(ii) (4 x 107) (6 x 10-5)/(8 x 1010)
Solution:
More Solutions:
- Evaluate for the following indices:
- Simplify for the following indices:
- Solve Indices:
- Solve the following : (i) (a-1 + b-1) ÷ (a-2 – b-2)
- Prove the following: (i) (a + b)-1 (a-1 + b-1) = 1/ab
- If a = cz, b = ax and c = by, prove that xyz = 1.
- Prove that aq – r. br – p. cp – q = 1.
- Prove that 1/x + 1/y + 1/z = 0.
- Prove that x = 2yz/y – z.