Question

10)lf a,b,c are in A.P then a-b is equal to
b-c
a)a/b b)b/c c)a/c d)1​

Answer 1

Answer:

C.........

Step-by-step explanation:

c..........

Answer 2

Step-by-step explanation:

Given that :-

If a,b,c are in the AP then the common diffrence is same.

first term=a

Common difference (d)=

b-a=c-b

multiplying with (-) on both sides

-(b-a)=-(c-b)

=>-b+a=-c+b

=>a-b=b-c

Therefore lf a,b,c are in A.P then a-b =b-c

=>a-b/b-c=1