Q6 Given log₁₀ x= a, log₁₀ y = b and log₁₀ z =c,
(i) write down 102a-3 in terms of x.
(ii) write down 103b-1 in terms of y.
(iii) if log₁₀ P = 2a + b/2- 3c, express P in terms of x, y and z.

Solution