Question

let f(x)=3x+2 and g(x)=x-3 Find its domain

Answer 1

\[(f \times g)(x)=f(x)g(x)\]
Just multiply the functions together.

Answer 2

how bout the domain

Answer 3

Domain = R

Answer 4

?

Answer 5

He means domain is the set of all reals.

Answer 6

how do you find that out?

Answer 7

f[x]*g[x] will give u a polynomial, the domain for all polynomial is all real numbers.