Well.. instead of k he could have put 7. He should know that x and y are cut in half of their original values.
Hope I helped you!
Answer: $ 38.69 ; There are 12 people in the crew
The price was $824.85 before the discount (yesterday)
If the center is (0, 0), then there is no side to side or up or down motion. The center is at the origin. The standard form of a circle is (x-h)^2 + (y-k)^2 = r^2. Your h and your k are both 0's, so just fill in and square the radius:
x^2 + y^2 = 64
Answer:
$210
Step-by-step explanation:
Formula:
P = A (1 + r% x t)
P: Answer
A: Original value
R%: Percentage increase
T: Time
P = 200 (1 + 5% x 1)
P = $210