Question

class 9 Maths please don't spam​

Answer 1

Step-by-step explanation:

-3/4*5/5=-15/20

-2/5*4/4=-8/20

-14/20,-13/20,-12/20...-7/20

b)

-1,1,2,3,4

c)

1/5=80/400

1/4=100/400

81/400,82/400,83/400,...99/400