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garri49 [273]
3 years ago
10

The height of a baseball hit from a bat is modeled by a quadratic function of time, h(t). What does the second coordinate of the

vertex of the quadratic function represent?
Mathematics
2 answers:
larisa [96]3 years ago
4 0
The maximum height of the baseball. Hope this helped :) 
AfilCa [17]3 years ago
3 0

Answer:

the second coordinate of the vertex of quadratic function represents the maximum height of the ball

Step-by-step explanation:

The height of a baseball hit from a bat is modeled by a quadratic function of time, h(t)

General form of h(t) will be -16x^2 + v(t) + h

v represents initial velocity and h represents initial height

h(t) represents the height of the baseball

h(t) is negative so the height reaches the maximum

vertex (h,k) represents maximum height (k) when time t=h

So the second coordinate of the vertex of quadratic function represents the maximum height of the ball

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What is the surface area of a rectangle 4/3 x 5/4 x 2/3
laila [671]

Answer:

surface area of rectangle= 2[(l+w) +(l+h). +(w+h)]

hope it helps

4 0
3 years ago
Round 2.794 to the tenths place
viva [34]
2.8

The tenths place is right after the decimal, so when we round 2.794 to the nearest tenths place, we get 2.8

Hope this helps! Have a good day :)
8 0
2 years ago
ASAP!! Please help me. I will not accept nonsense answers, but will mark as BRAINLIEST if you answer is correctly with solutions
EleoNora [17]

Answer:

<h3> X = 2 , X = -3</h3>

Option C is the correct option.

Step-by-step explanation:

f(x) = a {x}^{2}  + bx + c

Discriminant = {b}^{2}  - 4ac

Given d = 15

When discriminant D > 0 --> roots are real and distinct. ( unequal )

So , {3}^{rd} option has real and distinct roots.

Hope this helps..

Best regards!!

4 0
3 years ago
Find the area of the regular polygon below and round your answer to the nearest tenth.
stira [4]
The 9-sided polygon will have a central angle between the vertex and the center of one side of 360°/(2*9) = 20°. Then the apothem is
  a = (6 in/2)*cot(20°) ≈ 8.242432 in
The perimeter is 9*6 in = 54 in, so the area is
  A = (1/2)Pa = (1/2)*(54 in)*(8.242432 in) ≈ 222.5 in²
4 0
3 years ago
In a sport competition Alyssa was penalized -16 points in each of the 4 events how many points was she penalized in each event?
borishaifa [10]
-4 because -16-4=-4. Negative and a positive make a negative
5 0
3 years ago
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