Question

the namr of the property used in-4/7×-7/4=1​

Answer 1

Answer:

multiplication inverse

Step-by-step explanation:

because product of multiplication is 1 and here

-4/7×-7/4=1

Answer 2

Multiplication Inverse or reciprocal for a number x, denoted by 1/x or x⁻¹, is a number which when multiplied by x yields the multiplicative identity, 1.

$\frac{x}{y} \times \frac{y}{x} = 1$

Hence

$- \frac{4}{7} \times - \frac{7}{4} = 1$