Answer:
a) x-intercepts are (0,0) and (5,0)
b) 6.25 yards
Step-by-step explanation:
a) x intercepts are:
-x² + 5x = 0
-x(x - 5) = 0
x = 0, 5
b) -x² + 5x
-(x² - 5x)
-[x² - 2(x)(5/2) + (5/2)² - (5/2)²]
-(x - 5/2)² + 25/4
Max height is:
25/4 yards or 6.25 yards
Answer:
128.86cm squared
Step-by-step explanation:
The area of a circle is
π
r
2
πr
2
pi, r, squared.
π
×
1
cm
×
1
cm
=
1
π
cm
2
π×1cm×1cm=1πcm
2
Finally, subtract the area of the inner circle from the area of the outer rectangle.
Answer:
B
Step-by-step explanation:
If stuck on a graphing question you can use Desmos Graphing Calculator, it's a free online resource.