A function is a relation that has one output for a given input.
For the first one, there is no one x value with two or more y values so it is a function.
The second example is also a function because a certain value can only have one cube root.
For problem number 3 input "-3" for every instance of x in h(x).
So, h(-3)=2(3^2)-1= 17
Answer:sbutaraction property of equality
Step-by-step explanation:
The answer is a enlargement
Answer:
it must always have one of the sign
Answer:
B
Step-by-step explanation: