Question

the common difference in the ap:4,-1,-6,-11,-16...is=_______​

Answer 1

Step-by-step explanation:

if S.P. is $438.60 and gain% is 2% then what is C.P.

Answer 2

Answer:

The common difference in the A.P. is -5.

Explanation:

d = ( -1 ) - 4 = - 5

d = ( - 6 ) - ( -1 ) = - 5

d = ( - 11 ) - ( - 6 ) = - 5

d = ( - 16 ) - ( - 11) = - 5

Hence d = -5