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suter [353]
3 years ago
10

A ball is thrown into the air from a height of 4 feet at time t = 0. The function that models this situation is

Mathematics
1 answer:
morpeh [17]3 years ago
8 0

a character representing one or more of the sounds used in speech; any of the symbols of an alphabet.

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Look at the figure below: A circle is shown with the center O. OP is a segment joining center O to a point P on the circle. MN i
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So if OP is a segment joining center O to point P, the MN is touching the circle on point P so it would be line MN.
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3 years ago
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Think about a population proportion that you may be interested in and propose a confidence interval problem for this parameter.
o-na [289]

Answer: The confidence interval would be (0.2928,0.3672).

Step-by-step explanation:

Since we have given that

Total number of vehicles = 432

Number of SUVs sold = 142

So, it becomes,

\hat{p}=\dfrac{x}{n}=\dfrac{142}{432}=0.33

At 90% confidence interval,

z = 1.645

So, the confidence interval would be

\hat{p}\pm z\sqrt{\dfrac{\hat{p}(1-\hat{p})}{n}}\\\\=0.33\pm 1.645\sqrt{\dfrac{0.33\times 0.67}{432}}\\\\=0.33\pm 0.0372\\\\=(0.33-0.0372,0.33+0.0372)\\\\=(0.2928,0.3672)

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3 years ago
Which symbol makes this statement true?<br><br> 7.1 _____ -7.1<br><br> &gt;<br> &lt;<br> =
ryzh [129]

The greater than sign is what makes it true because a positive number is always greater than a negative number.

7.1 > -7.1

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3 years ago
Solve (2x+3) (x+4)= 1
Digiron [165]

To solve, simply layout an equation.

(2x+3)(x+4)=1

Step 1: Simplify both sides of the equation.

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Step 2: Subtract 1 from both sides.

2x2+11x+12−1=1−1

2x2+11x+11=0

Step 3: Use quadratic formula with a=2, b=11, c=11.

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Which point is the reflection of (2,-5) on the
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A reflection in the y-axis will reverse the x values but not change the y value
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