Question

verify the answer(-9/5×-10/3)×21/-4=-9/5×(-10/3×21/4​

Answer 1

Step-by-step explanation:

Given verify the answer(-9/5×-10/3)×21/-4=-9/5×(-10/3×21/-4)​

• Given (- 9/5 x – 10/3) x 21 / - 4 = - 9/5 x (- 10 / 3 x 21 / - 4)
• This expression is of the form associative property of multiplication. Now we need to verify both the expression are equal.
• So (- 9/5 x – 10 / 3) x 21 / - 4
•     90 / 15 x 21 / - 4
•    So we get – 63 / 2
• Now – 9/ 5 x (- 10/3 x 21 / - 4)
• So – 9/5 x – 210 / - 12
• So we get – 63 / 2
• Therefore l. h.s = r. h.s

Reference link will be

https://brainly.in/question/16964973

Answer 2

Step-by-step explanation:

{(-9)/5 × (-10)/3} × 21/-4 = (-9)/5 ×

{(-10)/3 × 21/-4}