# Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 2 (P2-9709/02) | Year 2005 | Oct-Nov | (P2-9709/02) | Q#1

Hits: 115

** Question**

Solve the inequality (0.8)^{x} < 0.5.

**Solution**

We are given;

Taking natural logarithm of both sides;

Power Rule;

## Comments