Answer:cos (
−
2
x
)
Step-by-step explanation: Subtract 3
x from x
.
I think it’s questions 1 and 2
Answer:
8 and 64
Step-by-step explanation:
and 


[Question Deleted 6/15/2021]
lets play this
anyone can do it ima go to sleep lol
Answer:
y-intercept: (0, 5)
Step-by-step explanation:
This parabola has an equation of -x² + 4x + 5.
It's y-intercept is (0, 5).
It's x-intercepts or roots are (-1, 0) and (5, 0).
It's vertex is (2, 9).
___________________________________
Keep in mind that the y-intercept is when x = 0.