Given that f(x) = x and g(x) = 3x - 2, then the composite function gf(x) is:
(x - 2) / 3.
(x + 2) / 3.
3x - 2.
3x² - 2x.
Given the function f defined over R by f:x → 2x² - 3.
The value of f(-2) is:
-5
-7
5
-11
Given that f(x) = 3 - 2x, then, f(-1) gives:
1.
6.
5.
-1.
The inverse of the function f(x) = 3x is:
3x/2.
3/x.
2/3x.
x/3.
Given the function f: x ⟼ 2x − 1 the value of f(-3) is:
7.
-5.
-7.
