Higher November 2020 Paper 1 Q20
20
(a) Write down the value of \(\quad 7^0\) [1 mark]
(b) Work out the value of \(\quad 32^{-\frac{3}{5}}\) [2 marks]
| Answer | Mark | Comments |
|---|---|---|
| 1 | B1 |
| Answer | Mark | Comments |
|---|---|---|
| \(\dfrac{1}{8}\) or 0.125 | B2 | B1 correct expression including at least one of changes 32 to \(2^5\) shows that the negative index means the reciprocal shows that index \(\dfrac{1}{5}\) means 5th root splits the index into the multiplication of two indices |