Answer:
True.
Step-by-step explanation:
For example let f(x) = 3x + 1 then f-1(x) is found as follows
Let f(x) = y = 3x + 1 then
3x = y - 1
x = (y-1) / 3
x = f-1(x) = (x - 1)/3.
So:
Replacing the x in y by (x - 1)/3 :-
x = f(-1)(y) = ( (3x + 1) - 1) / 3
= 3x / 3
= x.
So y = f(x).
Answer:
(2. 16/24) (3. 0 (because there are no green shirts))
Step-by-step explanation:
Hope it helps!
Answer:
21n
Step-by-step explanation:
1. triple n = 3(n)
3n
3. multiply 7 = 7(3n) = 21n
Answer:
Right
Step-by-step explanation:
360/4 = 90
90° is a right angle
$2,960 each. because $3,000- $40=2,960
