1.

If (2x+3)(2x+a)=4x2+8x+3 then the value of a is​

Answer»

(2X + 3) ( 2x + a) = 4x^2 + 8x + 3

now ,

4x^2 + 8x + 3

4x^2 + 2x + 6x + 3

2x ( 2x +1) + 3 (2x +1)

(2x + 1) ( 2x + 3)

now comparing both LHS and RHS

(2 x + 3 ) (2x + a) = (2x +3) (2x + 1)

so,

a= 1.

hope this helps U....

follow me...!!



Discussion

No Comment Found

Related InterviewSolutions