Mark (✓) against the correct answer

Question:

Mark (✓) against the correct answer

(3−6 ÷ 34) = ?

(a) 3−2

(b) 32

(c) 3−10

(d) 310

Solution:

(c) 3−10

$\left(3^{-6} \div 3^{4}\right)$

$=\left(\frac{1}{3^{6}} \div 3^{4}\right)$

$=\frac{1}{3^{6}} \times \frac{1}{3^{4}}$

$=\frac{1}{3^{(6+4)}}$

$=\frac{1}{3^{10}}$

 

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