Answer:
y= -x^2+5
Step-by-step explanation:
It normally expontionally goes up, so across the x axis is down so it is negative, and is is all scales up, so the start is 5 up from the origin on the y axis, so it would be y=-x+5
Hope this helped!
Answer:
81
Step-by-step explanation:

9 x 9 = 81
Since 9 goes into 18 and 45, and both of the integers has a y2, the GCF is 9y2
Answer:
Step-by-step explanation:
