x+7
------------------- =
x^2+4x -21
x+7
= -------------------
(x+7)(x-3)
1
= ---------- where x is not equal -7 and 3
x - 3
answer is A. first choice
Answer:
Step-by-step explanation:
The answer is C
19/15, look at the attachment for work
2x + 2(-2) = 4
2x + -4 = 4
2x = 8
x = 4
(4,-2)
Answer: 0.0208
Step-by-step explanation:
Given: The length of time to find a parking spot on the UW campus is normally distributed with a mean of 4.75 minutes and a standard deviation of 1.35 minutes.
Let x = time taken to find parking spot
The probability that a randomly selected driver takes less than 2 minutes to find a parking spot on the UW campus will be :

Hence, the probability than a randomly selected driver takes less than 2 minutes to find a parking spot on the UW campus.= 0.0208