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NikAS [45]
3 years ago
8

The function h(t)=-16t^2+75t+80 models the height in feet, h, of a ball as it is thrown into the

Mathematics
1 answer:
sukhopar [10]3 years ago
6 0

Answer:

t = 4\\

or

t=0.6875

Step-by-step explanation:

124 = -16t^2+75t+80\\-16t^2+75t-44=0

Solving for t using the quadratic formula we get:

t = 4\\

or

t=0.6875

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The value of the discriminat
irinina [24]

Answer:

the discriminant of a quadratic is the expression inside the radical of the quadratic formula.

b ^2 − 4 ( a c )

Substitute in the values of  a ,  b , and  c . ( − 17 ) ^2 − 4 ( 4 ⋅ 3 )

answer is 241

Step-by-step explanation:

5 0
3 years ago
What is the value of 3[29-(9+6)]-4.7
Aliun [14]
The answer is 37.3. 9+6=15   29-15=14    3*14=42    42-4.7=  37.3
5 0
3 years ago
What is the distance, to the nearest whole number, from K(5,6) to P(1,-4)
yarga [219]

Answer:

The distance between the two points is approximately 11 units

Step-by-step explanation:

Here, we are to give the distance between the given two points to the nearest whole number;

To calculate the distance, we shall be using the distance formula;

D = √(x2-x1)^2 + (y2-y1)^2

(x1,y1) = (5,6)

(x2,y2) = (1,-4)

D = √(1-5)^2 + (-4-6)^2

D = √((-4)^2 + (-10)^2

D = √(16+100)

D = √(116)

D = 10.77 units which is approximately 11 units

8 0
3 years ago
Write the equation in slope intercept form. what are the slope and y intercept -2x-11y=5.
timama [110]

Answer:

-11y = 2x + 5 is your answer.

Step-by-step explanation:

The slope-intercept form is y = mx + b.

-11y = y

-2x = the slope

5 = b.

7 0
4 years ago
Did you know that chickens sometimes eat vegetables and fruits? A farmer likes to give the chickens apples to share. The farmer
Alex787 [66]

Answer:

Ratio of the number of chickens to apples = 0.625

Step-by-step explanation:

The farmer observes that 5 chickens eat 8 apples.

Number of chickens = 5

Number of apples eaten = 8

We need to find the ratio of the number of chickens to apples.

\frac{\texttt{Number of chickens}}{\texttt{Number of apples eaten}}=\frac{5}{8}\\\\\frac{\texttt{Number of chickens}}{\texttt{Number of apples eaten}}=0.625

Ratio of the number of chickens to apples = 0.625

4 0
3 years ago
Read 2 more answers
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