I have to find the solution for (fg)(x)

f(x)= -6x-1 g(x)=4x^2

can you show steps please

(fg)(x) is the function that is the multiple of the two functions f and g.

(fg)(x) = f(x) * g(x)

(fg)(x) = (-6x-1) * (4x^2)

...So then just multiply the terms.