Answer:
Write the problem as a mathematical expression.
y=−x²+18x−72
Rewrite the equation in vertex form.
y=−(x−9)²+9
Use the vertex form, y=a(x−h)2+k , to determine the values of a, h, and k.
a=−1
h=9
k=9
Find the vertex (h,k).
(9,9)
Good Luck !
Step-by-step explanation:
F+s=95
f=s+27
s+27+s=95
2s=95-27
sixth graders = 34
fith graders = 61
Answer:
b
Step-by-step explanation:
116, as it is an increase of 6. Causing 26,32,38,44,50,56,62,68,74,80,86,92,98,104,110,116