Question

anwser all the questions please except 5 and 3

Answer 1

1) (iii)74088
2) (i)14
(ii)26
(iii)9
4)
${216}^{x} = 7776$
$=> {6}^{3x} = {6}^{5}$
$=>3x = 5$
$=> x = \frac{3}{5}$

6) 6912= 2×2×12×12×12
Therefore,6912 must be multiplied by 2 to get a perfect cube.
$\sqrt[3]{6912 \times 2} = \sqrt[3]{13824} = 24$




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