Answer:
NOT a function
Step-by-step explanation:
a function exists when every unique x input has a unique y output.
here every x less than 0 has two y values.
Answer:
1+8+2/4 = 9.5
Step-by-step explanation:
yeppp that's itttt
Answer:a and b
Step-by-step explanation:an acute angle in small, an acute angle will always be smaller then C