Question

Please help with the 2 questions ive attached, i dont understand it at all

Answer 1

Answer:

see explanation

Step-by-step explanation:

(a)

Consider the denominator

To obtain 5xy from x , multiply by 5y

Thus numerator is multiplied by 5y, that is

$\frac{1}{x}$ = $\frac{5y}{5xy}$

(b)

Consider the numerator

To obtain 5ab² from ab, multiply by 5b

Thus denominator is multiplied by 5b, that is

$\frac{ab}{2c}$ = $\frac{5ab^2}{10bc}$