# Past Papers’ Solutions | Assessment & Qualification Alliance (AQA) | AS & A level | Mathematics 6360 | Pure Core 1 (6360-MPC1) | Year 2017 | June | Q#1

Hits: 17

**Question**

**a. **Express in the form , where m and n are integers.

**b. **Solve the equation

giving your answer in its simplest form.

**Solution**

**a.
**

We are given;

If we need a rational number in the denominator of a fraction, we need to follow procedure of “denominator rationalization” as given below.

ü If the denominator is of the form then multiply both numerator and denominator by .

ü If the denominator is of the form then multiply both numerator and denominator by .

ü If the denominator is of the form then multiply both numerator and denominator by .

We have algebraic formula;

Since ;

**b.
**

We are given the equation

Since

Since ;

Please follow and like us:

## Comments