Question

multiply the reciprocal of 3 upon 5 by the reciprocal of minus 7 upon 12​

Answer 1

$\frac{5}{3} \times \frac{ - 12}{7} \\ \frac{5}{1} \times \frac{ - 4}{7} \\ = \frac{ - 20}{7}$

Answer 2

Answer:

3/5 × 7/12

Reciprocal of 3/5

=5/3 × 7/12

Reciprocal of 7/12

=12/7

= 5/3 × 12/7

=20/7 Ans.