Question

A ) Find the reciprocal of -1 1/17

Answer 1

Answer:

see explanation

Step-by-step explanation:

The reciprocal of a number n is $\frac{1}{n}$

- 1 $\frac{1}{17}$ ( change to improper fraction )

= - $\frac{18}{17}$

The reciprocal is then  $\frac{1}{-\frac{18}{17} }$ = - $\frac{17}{18}$

B

The reciprocal of - $\frac{17}{18}$ is - $\frac{18}{17}$

The product of a number and its multiplicative inverse equal one , so

- $\frac{17}{18}$ × - $\frac{18}{17}$ = 1

Then (a) is the multiplicative inverse of (b)