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katovenus [111]
2 years ago
8

The height of a baseball thrown from the catcher to first base is modeled by the function h(t)=-0.08t^2+0.72t+6, where h is the

height of the ball measured in feet and t is the time since being thrown, measured in seconds. The ball is in the air for 10 seconds before being caught. What’s the initial height of the ball?
A. 4.2 feet
B. 5.72 feet
C. 6 feet
D. 9 feet
Mathematics
2 answers:
alexandr402 [8]2 years ago
7 0

answer is C. 6 feet.

TiliK225 [7]2 years ago
5 0
The answer would be c
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multiply by the complex conjugate (1-i)/(1-i)

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On a coordinate plane, square P Q R S is shown. Point P is at (4, 2), point Q is at (8, 5), point R is at (5, 9), and point S is
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Answer:

(D)The midpoint of both diagonals is (4 and one-half, 5 and one-half), the slope of RP is 7, and the slope of SQ is Negative one-sevenths.

Step-by-step explanation:

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  • Point R is at (5, 9), and
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Midpoint of SQ =\frac{1}{2}(1+8,5+6)=(4.5,5.5)

Midpoint of PR =\frac{1}{2}(4+5,2+9)=(4.5,5.5)

Now, we have established that the midpoints (point of bisection) are at the same point.

Two lines are perpendicular if the slope of one is the negative reciprocal of the other.

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Option D is the correct option.

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