Question

1. Divide 40 into four parts, which are in A.P. such that the
ratio of product of extremes to the product of means
3.​

Answer 1

Answer:

let 4 terms of ap are x-3d,x-1d,x+1d,x+3d

so x-3+x-1+x+1+x+3

4x=40x=10

a=10

a.t.q

x-3(x+3)/x_1(x+1)

x^2-9/x^2-1=3

x^2_9=3x^2-3

100-9=300