Question

make your own questions from arithmetic progression not from textbook create on own and give solution for it I will mark you as branilest​

Answer 1

Answer:

Here is your answer mate ..

Step-by-step explanation:

• The nth term of an AP is difference of the sum of first n term of the sum to first (n-1) term of it . I.,e a =Sn - Sn -1
• Three terms are in AP -- (a-d) , (a) , (a+d) , four terms are in AP (a-3d) , (a-d) , (a+d) , (a+3d) .
• If the 2x, x+10 , 3x+2 , are in AP. find the value of X .
• Find Four term in AP whose sum is 20 & the sum of whose square is 120