| Questions | Answers |
|---|---|
| Add 2√2+ 5√3 and √2 – 3√3. | 3√2 + 2√3 |
| Simplify: (√3+√7) (√3-√7). | -4 |
| Rationalise the denominator of 1/[7+3√3]. | (7 – 3√3)/22 |
| Represent √(9.3) on the number line. | |
| What is the product of a rational and an irrational number? | Always an irrational number |
| What is the value of (256)0.16 X (256)0.09 | 4 |
| Simplify: (i) 72/3.71/5 (ii) 101/2/101/4 |