Question

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

Answer 1

Answer:

(-1×-2)×21/-4=-9/5 ×(5×7/2)

2×21/-4= -9×7/2

21/-2=-9×7/2

21=-9×7/2×-2

21/7=9

ans= 3

Answer 2

Answer:

(-9/5×-10/9)×-21/-4=-9/5×(-10/3×21/-4)

2×21/4=-9/5×(35/2)

21/2=-63/2