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Vinil7 [7]
3 years ago
14

The height of a soccer ball thrown of a hill can be modeled by the equation h = -16t^2 -8t +120.

Mathematics
1 answer:
inessss [21]3 years ago
4 0

Answer:

120 feet

Step-by-step explanation:

You have to find the y-intercept to calculate the initial hight, this can be done by substituting o in for t

h(0)= -16(0)^2-8(0)+120

=120ft

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Write an explicit formula for the sequence -13,-6,1,8
vladimir2022 [97]

Answer:

\large\boxed{a_n=7n-20}

Step-by-step explanation:

It's an arithmetic sequence.

-6-(-13)=-6+13=7\\1-(-6)=1+6=7\\8-1=7

The difference is constant.

The explicit formula of an arihmetic sequence:

a_n=a_1+(n-1)d

Substitute:

a_1=-13,\ d=7

a_n=-13+(n-1)(7)                <em>use distributive property</em>

a_n=-13+7n-7\\\\a_n=7n+(-13-7)\\\\a_n=7n-20

4 0
3 years ago
6. If you can run 1 mile in 8 minutes, how long will it take to run 4 miles (assuming you can maintain
Flauer [41]

Answer:

32 minutes

Step-by-step explanation:

all you have to do is know that the unit rate is 4 so multiply 8 and 4 to get 32

8 0
2 years ago
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I’ll mark you brainlist if you get the right answer please help!
jeka94

Answer:

i think the answer is 56%

Step-by-step explanation:

6 0
3 years ago
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Please I need help <br><br>9x + 14 ≤ 95​
Wittaler [7]

<em><u>ANSWER</u></em>

My answer is in the photo above

7 0
3 years ago
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High school students from grades 9–10 and 11–12 were asked to choose the kind of band to have play at a school dance: rap, rock,
yanalaym [24]
The correct two-way frequency table for the date will look like this:
                 
                               RAP      ROCK     COUNTRY     TOTAL
Grades 9-10           40           30            55                  125
Grades 11-12         60           25            35                  120
TOTAL                    100          55            90                  245

The sum of the row total is equal to the sum of the column total
125 + 120 = 100 + 55 + 90
245 = 245
8 0
3 years ago
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