Answer:
It would be the last one!! Hope this helps
Answer: -1
Step-by-step explanation:
81÷s = 90÷100
s= 81 x 100 ÷ 90
s= 90
81 students is 90% of 90 students
Hello from MrBillDoesMath!
Answer:
x^2 - 2 x - 15
Discussion:
(
x - (-3)) * ( x- 5) =
(x +3) (x-5) =
x^2 - 2 x - 15
It is a concave upward curve (looks like a "u") as the x^2 term causes the function to grow larger as x approaches +\- infinity.
Thank you,
MrB
Answer: 1.3125
Step-by-step explanation: Rise over run so 21/16, which if you open up your calculator you can divide 21 by 16 and your answer is 1.3125. Have a great day and message me with any more questions!