Answer:
Only A and C are functions.
Step-by-step explanation:
X-values cannot repeat in the case of functions.
Answer:
A discount of 24%
Step-by-step explanation:
100 x 0.8 x 0.95
=76
Simplified answer would be 60k^2+k
and you get that answer by combining like terms, Good Luck!
Answer:
first and third
Step-by-step explanation:
Consider
y = 
x + 3 ( multiply through by 2 )
2y = x + 6 ← third equation
Answer:
All real numbers except -3
Step-by-step explanation:
Range refers to numbers on the y-axis.
Domain refers to numbers on the x-axis.
Both of those lines will never reach -3, just come extremely close to it.
