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Ad libitum [116K]
1 year ago
6

The height of an object t seconds after it is dropped from a height of 300 meters is s(t) = −4.9t2 + 300. (a) Find the average v

elocity of the object during the first 6 seconds. -78.4 m/s (b) Use the Mean Value Theorem to verify that at some time during the first 6 seconds of fall, the instantaneous velocity equals the average velocity. Find that time. 2.1 s

Mathematics
1 answer:
Katena32 [7]1 year ago
6 0

Answer:

See it in the pic

Step-by-step explanation:

See it in the pic

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Which description best compares the graphs of the two functions below?
Pavlova-9 [17]
Some of your pic is cut off so it's difficult to give the exact answer.  But if you plot the points from the table you get that the equation for that set of data is linear and is y = 1/3x -2.  This tells me that the y-intercepts are the same for both equations, so your answer is not the first or the third.  Because the slope of the function A is 3 and for B is 1/3, the line for function A is steeper, the second of your choices above.
7 0
2 years ago
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Three out of seven students in the cafeteria line are chosen to answer survey questions. How many different combinations of thre
Andreyy89

Answer:

The number of different combinations of three students that are possible is 35.

Step-by-step explanation:

Given that three out of seven students in the cafeteria line are chosen to answer a survey question.

The number of different combinations of three students that are possible is given as:

7C3 (read as 7 Combination 3)

xCy (x Combination y) is defines as

x!/(x-y)!y!

Where x! is read as x - factorial or factorial-x, and is defined as

x(x-1)(x-2)(x-3)...2×1.

Now,

7C3 = 7!/(7 - 3)!3!

= 7!/4!3!

= (7×6×5×4×3×2×1)/(4×3×2×1)(3×2×1)

= (7×6×5)/(3×2×1)

= 7×5

= 35

Therefore, the number of different combinations of three students that are possible is 35.

3 0
2 years ago
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Goran went for a drive in his new car. he drove for 4 hours at a speed of 25.6 miles per hour. for how many miles did he drive?
Sergio [31]
Distance = Speed * Time

D = 25.6 * 4

D = 102.4 miles

In short, Your Final Answer would be: 102.4 miles

Hope this helps!
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The table of values represents a linear function g(x), where x is the number of days that have passed and g(x) is the balance in
Anastaziya [24]

Answer:

I'm sorry all I know is part a is 40

Step-by-step explanation:

hope this helps you answer all of the other parts.

=) =) =U

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1 year ago
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Ten turns of a wire are helically wrapped around a cylindrical tube with outside circumference 4 inches and length 9 inches. The
kari74 [83]

Answer:

b) 36 inches

Step-by-step explanation:

Length  of the  wire = Outside circumference of the cylindrical tube * length of the cylinder

= 4 * 9

= 36 inches

Length of the wire will be same to the surface area of the cylinder

Surface area of cylinder = circumference * length

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1 year ago
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