Question

If a,b,c are in ap then prove that a+k b+k c+ k.. please solve

Answer 1

Answer:

if 3 numbers are in ap then

2b=a+c

putting the values we get

2(b+k)=a+k+c+k

2b+2k=a+c+2k

2b=a+c

hence proved

hope it helps

thank you