Question

Simplify (a) 1/√7 ;(b) 1/√7-√6 ;(c) 1/√5+√2; (d) 1/√7-2​

Answer 1

Answer:

$a.1 \div \sqrt{7 } \\( 1 \div \sqrt{7} ) \times ( \sqrt{7} \div \sqrt{7} ) \\ \sqrt{7} \div 7$

A. Root 7 / 7