Question

4. If x2= 3, then the value of 3x+2 is​

Answer 1

Answer:

Step-by-step explanation:

Squaring the equation ,

=> (3x+2)^2

=> 9x^2+4+12x =0

=> 9x^2+12x+4=0

GIVEN that x^2=3

So,=> 9(3)+12x+4=0

=> 27+12x+4=0

=> 31+12x=0

=> 31=-12x

=> x = -31/12 (OR) 2.58

HOPE THIS HELPS :-D