1.

Find three arithmetic means between 6 and - 6.

Answer»

let the three AM be x1,x2,x3.

So new AP will be

6,x1,x2,x3, - 6

Also - 6 = 6 + 4d

d = - 3

x1 = 3

x2 = 0

x3 = - 3



Discussion

No Comment Found