Cos(x) = BC/AB = 10.5/20 = 0.525 ⇒ x = 58.3°
SOLUTION:
Step 1:
In this question, we are given the following:
A cup of coffee contains 100 mg of caffeine, which leaves the body at a continuous rate of 17% per hour.
Part A) Write a formula for the amount, A mg, of caffeine in the body t hours after drinking a cup of coffee.
Step 2:
The details of the solution are as follows:
The graph of:

is as follows:
Answer:
what type of math is that?
Let the number be y.
so,
50% × y = 7.5
move 50% to the other side
y=7.5÷50%
therefore y=15
Answer:
A (3,3)
J (5,2)
L (0,0)
Step-by-step explanation:
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