Answer the 11th question. "NO LINKS" 5. Given logwa = b, express 102b —3 in terms of a.
6. Given loglO x a, loglO y = b and logw z = c,
(i) write down 102a¯3 in terrns Of x.
(ii) write down 1030—1 in terms of y.
b
(iii) if loglO P = 2a + — — 3c, express P in terms of x, y and z.
2
7. If logw x = a and loglO y b, find the value of xy.
8. Given logloa = m and loglO b = n, express •
In terms of m and n.
b
9. Given log10.x = 2a and — ,
2
(i) write Ioa in terms of x.
(ii) write 102b +1 in terms Of y.
(iii) if loglO P = 3a —2b, express P in terms of x and y.
10. If log2 y = x and log3 z = x, find 72x in terms of y and Z.
11. If log2 x = a and log5 y = a, write 1002a I in tern-ts of x and y.
8.2 THREE STANDARD LAWS OF LOGARm•-1MS
