Answer:
(-4,1) because if the x value repeats the relation is no longer a function
Answer:
B.

Step-by-step explanation:
5x - 3 = y then 5x = y + 3 then x = (y + 3)/5
then the inverse function of f is : (x+3)/5
Answer:
2=y
4=x
Step-by-step explanation:
x=2y
y=2y-2
add 2 to both sides
2+y=2y
subtract y from both sides
2=1y
2=y
Answer:
5x3-6x2-4x+7...(a)
Step-by-step explanation:
(5x3-12x+4)+ (6x2-4x+3)
15-12x+4+12-4x+3
5x3-6x2-4x+7