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ValentinkaMS [17]
2 years ago
12

Is the expression 3^(2 )* 3^(-3) equivalent to 3^(3 )* 3^(-2)? Explain.

Mathematics
1 answer:
kvasek [131]2 years ago
3 0

Answer:

no

Step-by-step explanation:

{3}^{2}  \times  {3}^{( - 3)}  =  {3}^{2 - 3}  =  {3}^{( - 1)}  =  \frac{1}{3}  \\  {3}^{3}  \times  {3}^{? - ( - 2)}  =  {3}^{3 - 2}  =  {3}^{1}  = 3

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The question "How many servers will be needed to reduce the waiting time of restaurant customers to less than 9 minutes?" is a t
Ira Lisetskai [31]

The question posed in the task content is a goal seeking analysis type of question.

How many servers will be needed to reduce the waiting time of restaurant customers to less than 9 minutes is a goal seeking analysis question.

<h3>Goal seeking analysis</h3>

A goal seeking analysis question is a type of question which helps to determine the efficient and effective measure of achieving a goal either individually or in a group.

The question will help the manager of the restaurant to determine how many servers is needed in order to reduce the waiting time of customers.

Complete question:

The question "How many servers will be needed to reduce the waiting time of restaurant customers to less than 9 minutes?" is a type of

a. goal-seeking analysis.

b. what-if analysis.

c. sensitivity analysis.

d. utility modeling.

a. goal-seeking analysis.

Learn more about goal:

brainly.com/question/1512442

#SPJ1

3 0
1 year ago
Kevin opens a savings account with $350. He saves $125 each month. 
Andrej [43]

Answer:

y=350x+125

Step-by-step explanation:

y=350x+125

6 0
2 years ago
Read 2 more answers
What are the missing blanks?
Ksenya-84 [330]

Answer:

1 - 3 (1 quarter is 25 and a dime is 10, so, 3.)

4 - 10

6 - 15

14 - 33

Step-by-step explanation:

7 0
2 years ago
I started walking at 4pm when I finished the hour hand of the clock turned 90 degrees what time did I finish
Ulleksa [173]

Answer:

7 P.M.

Step-by-step explanation:

Time at which the walk was begun = 4 p.m.

Finished after rotating the clock 90° i.e. = 3 hours

Thus,

The time at which the task finished = 4 p.m. + 3hours

= 7:00 PM

5 0
3 years ago
Canine hip dysplasia is a degenerative disease that causes pain in many dogs. Sometimes advanced warning signs appear in puppies
nordsb [41]
<h2>Answer with explanation:</h2>

Formula for plus-four confidence interval :

\hat{p}\pm z^* \sqrt\dfrac{\hat{p}(1-\hat{p})}{n+4}}

, where n= Sample size.

\hat{p}  = Sample proportion and \hat{p}=\dfrac{x+2}{n+4}

z* = Critical z-value.

Let p be the proportion of puppies area found with early hip dysplasia.

As per given , we have

n= 42

\hat{p}=\dfrac{5+2}{42+4}=0.1522

Since confidence interval is not given , so we assume it as 95% .

z-critical value for 95% confidence is 1.96.

Then, the required confidence interval will become :

0.1522\pm (1.96)\sqrt{\dfrac{0.1522(1-0.1522)}{42+4}}\\\\ 0.152\pm  (1.96)\sqrt{0.002805112173}\\\\ 0.152\pm 0.1038\\\\ =(0.1522- 0.1038 ,\ 0.152+ 0.1038)\approx(0.0484,\ 0.256)

Hence, the plus four confidence interval for p = (0.0484, 0.256)

Interpretation: We are 95% sure that the true proportion of puppies area found with early hip dysplasia lies in  (0.0484, 0.256).

7 0
2 years ago
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