Question

Solve the equation (f o g)(x) = 0.
f(x)=x^2-3
g(x)= x+5
x=?

Answer 1

x=-5+square root(3) and -5-square root(3)

Answer 2

(fog)(x)=f(g(x))=f(x+5)=(x+5)^2-3 =0 solving this we get the answer

Answer 3

@nsh4267

Answer 4

f(g(x))=(x+5)^2-3
0=(x+5)^2-3
3 = (x+5)^2
+-sqrt 3 = x+5

x=-5+- sqrt3