Question

find the multiplicative inverse of -3/7 and -2/7​

Answer 1

Multiplicative inverse: reciprocal of a number.

• -3/7 = 7/-3 => -7/3
• -2/7 = 7/-2 = -7/2

[The negative sign (in the denominator place) is taken to the numerator because the denominator cannot be negative or irrational]