Question

find 3 number in G.P. whose sum is 30 and product is 216

Answer 1

Hey here is ur answer   let the no.  1 = x No.2= 30-x  According to condition,  X(30-x) = 216 30x - x^2 = 216 X^2-30x -216=0 X^2-36x + 6x -216=0 X(x-36)+6(x-36)=0 (X-36)(x+6)  If x -36=0 X=36 If x +6=0 X= -6  I hope this helps u

Answer 2

let the no.  1 = x

No.2= 30-x

(A.T.Q),

 X(30-x) = 216

30 x - x^2 = 216

X^2-30x -216=0

X^2-36x + 6x -216=0

X(x-36)+6(x-36)=0

(X-36)(x+6)  If x -36=0

X=36

If x +6=0