If 7.2 ,a,b,3 are in Ap find a,b
Answers
Answered by
10
given,it's an AP
so, 7.2+3d = 3
3d = -4.2
hence, d = -1.4
thus, a = 7.2 + (-1.4) = 5.8
b = 5.8 + (-1.4) = 4.4
so, 7.2+3d = 3
3d = -4.2
hence, d = -1.4
thus, a = 7.2 + (-1.4) = 5.8
b = 5.8 + (-1.4) = 4.4
Similar questions