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Arlecino [84]
3 years ago
5

Rewrite the expression in the form 9n (9^-3)(9^12)

Mathematics
1 answer:
julia-pushkina [17]3 years ago
6 0

Answer:

9^{9}

Step-by-step explanation:

Using the rule of exponents

a^{m} × a^{n} ⇔ a^{(m+n)}

Given

9^{-3} × 9^{12}

= 9^{(-3+12)}

= 9^{9}

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Which of the following equations is paralllel to the line y+3x+1 and passes through the point (6,-3)
RideAnS [48]

Answer:

y=3x-21

Step-by-step explanation:

a line is parallel if the slopes of the lines are the same

so that means that out line should look something like this

y=3x+b

then, we use our point given to find b

-3=18+b

b=-21

the equation of out line is y=3x-21

7 0
4 years ago
I need help plzzzzzzz
Gre4nikov [31]
6) C, 7) B, 8) B, a spring scale is one tool that can be used to measure force. Explain that a spring scale measures force in units called newtons.
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3 years ago
What is the solution to the equation
galben [10]

Answer:B

Step-by-step explanation:

4 0
3 years ago
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A production line operation is designed to fill cartons with laundry detergent to a mean weight of ounces. A sample of cartons i
Minchanka [31]

Answer:

Step-by-step explanation:

The question is incomplete. The complete question is:

A production line operation is designed to fill cartons with laundry detergent to a mean weight of 32 ounces. A sample of cartons is periodically selected and weighed to determine whether under filling or overfilling is occurring. If the sample data lead to a conclusion of under filling or overfilling, the production line will be shut down and adjusted to obtain proper filling.

A. Formulate the null and alternative hypotheses that will help in deciding whether to shut down and adjust the production line.

B. Comment on the conclusion and the decision when H0 cannot be rejected.

C. Comment on the conclusion and the decision when H0 can be rejected.

Solution:

A) We would set up the hypothesis. Under filling or over filling means two ways. Thus, it is a two tailed test

For null hypothesis,

H0: μ = 32

For alternative hypothesis,

H1: μ ≠ 32

B) if H0 cannot be rejected, it means that there was insufficient evidence to reject it. Thus, it would be concluded that the production line operation filled the cartons with laundry detergent to a mean weight of 32 ounces.

C) There was sufficient evidence to reject the null hypothesis. Thus, it can be concluded that there was under filling or over filling.

6 0
3 years ago
56 thousandths - 23 thousandths=how many hundredths and thousandths?
alexandr1967 [171]
<span>56 thousandths - 23 thousandths=how many hundredths and thousandths?
Let us first solve this and get the difference of the given numbers.
=> 56 thousandths = 0.056 (there are 5 hundredths and 6 thousandths)
=> 23 thousandths = 0.023 (there are 2 hundredths and 3 thousandths)
=> 0.056 – 0.023 = 0.033 is the answer
there 3 hundredths and 3 thousandths value left after subtracting the given 2 decimal numbers.</span>



5 0
4 years ago
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