1MA0 Higher November 2013 Paper 1 Q14
14
(a) Write down the reciprocal of 5 (1)
(b) Evaluate \(3^{-2}\) (1)
(c) Calculate \(9 \times 10^4 \times 3 \times 10^3\)
Give your answer in standard form. (2)
Give your answer in standard form. (2)
| Answer | Mark | Notes |
|---|---|---|
| \(\dfrac{1}{5}\) | 1 | B1 oe |
| Answer | Mark | Notes |
|---|---|---|
| \(\dfrac{1}{9}\) | 1 | B1 cao |
| Working | Answer | Mark | Notes |
|---|---|---|---|
| \(9 \times 10^4 \times 3 \times 10^3\) | \(2.7 \times 10^8\) | 2 | M1 \(27 \times 10^7\) oe or \(9 \times 3 \times 10^{4+3}\) A1 cao |