Answer:
B
Step-by-step explanation:
because he is doing a graph in math class and math class is the only area were you do graphs
The function for the height is

f(0) = 5 cos(0) + 7 = 5 + 7 = 12 (verified)
The period is T = 12 hours.
After 4 hours (t = 4), the height is

A graph of f(t) confirms the answer.
Answer: 4.5 ft
Answer:
$3870
Step-by-step explanation:
Hello, the initial deposit is $1000.
After one year, we will get 1000 + 7%*1000= 1000 * ( 1+7%) = 1000 * (1+0.07)
= 1000 * 1.07
And we want to compound it so the second year we will get

And after n years, we will get

In that example, we want to know how much we will get after 20 years, so this is:

Thank you.
Answer:
The answer is D
Step-by-step explanation:
16*12*0.5 is the area of the triangle. multiply that by the length of the prism to find the volume.
Answer:
30 yards
Step-by-step explanation:
5 yards = 8 bows
48 divided by 8 = 6
6 x 5 = 30