Step-by-step explanation:
1,487.9286
hope it helps!
Everything is divisible by five, so pull out five
5(-k^2+4k-6)
Given, y varies directly as x
So,

Where c is a constant
When y equals 5 when x is 8
So,

So, the relation between y and x

now , when x = 9
Substitute with x to find y

So, the answer is option 2. y = 45/8
Answer:
A. =ph+2B since i answerd yours can you answer my new one
Step-by-step explanation:
Answer:
Doug’s test score is 1.20 standard deviations above the average test score of the students in the course.
I just took the test and got it right :)
Step-by-step explanation: