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nikklg [1K]
3 years ago
14

For each statement, write the null and alternative hypotheses. State which hypothesis represents the claim. 17. Evaluate the lim

it, if it exists. Show work. lim→5 2−3−10 2−10
Mathematics
1 answer:
SashulF [63]3 years ago
4 0

Answer:

Identify what you want to prove and you can test using ANOVA, Chi Square, F test ..... among many.

Step-by-step explanation:

Null and alternative hypothesis are always understood in terms of experiments.

In simple words,

  null hypothesis =    The results of your experiment are due to chance  

  alternative hypothesis = The results of your experiments are NOT due to chance

Therefore, identify what you want to prove and you can test using ANOVA, Chi Square, F test ..... among many.

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Which category best describes this group of shapes
olga nikolaevna [1]

Answer:

May I see the categories?

Step-by-step explanation:

5 0
3 years ago
Barbara draws pens randomly from a box containing 5 pens of the same shape and size. There is 1 green pen, 3 red pens, and 1 blu
Darya [45]
There are 5 pens total; 3 of them red.

first draw probability red: 3/5
second draw probability red: 2/4
On the second draw there is one less red pen and one less total pens because they are not being put back into the pool of pens.

combined probability red then red (without replacement)
= (3/5) * (2/4) = 6/20 = 3/10 


8 0
3 years ago
⚠️Help Please It’s Due Today!! ⚠️
Dennis_Churaev [7]

Answer:

0.15893 is irrational

0.7 is rational

5 1/25 is rational

-17 is rational

7 0
3 years ago
Prove identity trigonometric equation
irina [24]

Explanation:

The given equation is False, so cannot be proven to be true.

__

Perhaps you want to prove ...

  2\tan{x}=\dfrac{\cos{x}}{\csc{(x)}-1}+\dfrac{\cos{x}}{\csc{(x)}+1}

This is one way to show it:

  2\tan{x}=\cos{(x)}\dfrac{(\csc{(x)}+1)+(\csc{(x)}-1)}{(\csc{(x)}-1)(\csc{(x)}+1)}\\\\=\cos{(x)}\dfrac{2\csc{(x)}}{\csc{(x)}^2-1}=2\cos{(x)}\dfrac{\csc{x}}{\cot{(x)}^2}=2\dfrac{\cos{(x)}\sin{(x)}^2}{\cos{(x)}^2\sin{(x)}}\\\\=2\dfrac{\sin{x}}{\cos{x}}\\\\2\tan{x}=2\tan{x}\qquad\text{QED}

__

We have used the identities ...

  csc = 1/sin

  cot = cos/sin

  csc^2 -1 = cot^2

  tan = sin/cos

4 0
3 years ago
Suppose f(x)=x^2 and g(x) =7x^2 which statement best compares the graph of g(x) with the graph f(x)
Verizon [17]

Answer:

The graph g(x) is the graph f(x) vertically stretched by a factor of 7.

Step-by-step explanation:

Quadratic Equation: f(x) = a(bx - h)² + k

Since we are modifying the variable <em>a</em>, we are dealing with vertical stretch (a > 1) or vertical shrink (a < 1). Since a > 1 (7 > 1), we are dealing with a vertical stretch by a factor of 7.

8 0
4 years ago
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