Question

7.1 Fill in the blanks:
1 4√45 ÷ 13√5
is an
number​

Answer 1

it is an rational number.

$14 \sqrt{45} \div 13 \sqrt{5} \\ = 14 \times 3 \sqrt{5} \times \frac{1}{13 \sqrt{5} } \\ = \frac{14 \times 3}{13} \\ = \frac{42}{13}$

Answer 2

16.1538 APPROX ........