Question

In an AP,the fourth term is 10 times the first term .Then show that it's 6th term is 4 times the second term​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Step-by-step explanation:

a+3d=10a

3d=10a-a

d=9a/3

d=3a

a+5d

a+5(3a)

=a+15a

=16a

16a=4(a+d)

16a=4a+4d

16a=4a+4(3a)

16a=4a+12a

16a=16a

Both are equal

Hence proved