Question

Find the cube of
$1+\left(\frac{1}{10}\right)$. [2 MARKS]

Answer 1

Concept: 1 Mark
Application: 1 Mark

$1+\frac{1}{10}=\frac{11}{10}$

Cube of 11 = 1331

Cube of 10 = 1000

$\Rightarrow (\frac{11}{10}{)}^3=\frac{1331}{1000}$

$\Rightarrow (\frac{11}{10}{)}^3=1.331$