If the variable is the same you can combine it
Answer:
function : 2 and 3
Step-by-step explanation:
a function cant have any overlapping points on the x axis, if you can draw a line up and down (vertical) and it hits two points then it isn’t a function
Answer:
Its already solved, -4+25 does equal -4+25
Step-by-step explanation:
Answer:

Step-by-step explanation:

We will start by using the quadratic formula.

We will simplify that and get:

So our answers would be:

Answer:
2
Step-by-step explanation: