If the numbers a, 9, b, 25 form an AP, find a and b.

Find a and b such that the numbers a, 9, b, 25 form an AP.

Three distinct numbers a, b, c form a GP in that order and the numbers a+b, b+c, c+a form an AP in that order. Then the common ratio of the GP is

If the numbers a,b,c,d,e form an A.P.,then find the value of a-4b+6c-4d+e

If the numbers a , b , c , d , e form an A.P. , then find the value of a-4b+6c-4d+edot

Three distinct numbers a,b,c from a GP in that order and the numbers a-:b,b-:c,c-:a form an AP in that order.Then the common ratio of the GP is :

The sum of three numbers a ,b ,c in A.P. is 18 . If aa n db are each increased by 4a n dc is increased by 36 , the new numbers form a G.P. Find a ,b ,c

The sum of three numbers a ,b ,c in A.P. is 18 . If aa n db are each increased by 4a n dc is increased by 36 , the new numbers form a G.P. Find a ,b ,c

If the non-zero numbers a,b,c are in AP and tan^-1a,tan^-1b,tan^-1c are also in AP, then