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Marina CMI [18]
3 years ago
8

What is the answer for (2/9)^-2

Mathematics
1 answer:
spin [16.1K]3 years ago
6 0
The answer is 20.25 since 2/9 is .2 repeating and that to the power of -2 is 20.25
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60% expressed as a ration is 60 Over 100 . What is this as a fraction in its reduced form?
k0ka [10]

Answer:

Three-fifths

Step-by-step explanation:

First, let us reduce 60% to its simplest form as shown below:

60% = 60/100 = 6/10 = 3/5

We see that 60% in its simplest for is 3/5. This is written as Three-fifths

7 0
4 years ago
Find the function values
babymother [125]

Step-by-step explanation:

f(x)=3x−2  so when the variable x is replace with an actual value ( − 1 ) we get  f(−1)=3(−1)−2

=−3−2

=−5

4 0
2 years ago
What is the value of s?<br> units<br> 0<br> 5<br> В<br> 8<br> 15<br> S<br> D
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Answer:

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Step-by-step explanation:

7 0
3 years ago
Using either the critical value rule or the p-value rule, if a one-sided null hypothesis for a single mean cannot be rejected at
KiRa [710]

Answer:

Step-by-step explanation:

Using either the critical value rule or the p-value rule, a conclusion can be drawn at a level of significance (alpha)

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Alternative hypothesis: u > u0 or u < u0 for a one tailed test

Alternative hypothesis for a two tailed test: u =/ u0

To draw a conclusion by failing to reject the null hypothesis as stated then: using critical value

Observed z score > critical z score for both the one and two tailed test.

Or using p value:

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P-value > alpha/2 for a two tailed test

Thus, if a one-sided null hypothesis for a single mean cannot be rejected at a given significance level, then the corresponding two-sided null hypothesis will also not be rejected at the same significance level.

8 0
3 years ago
How do I figure out 25% of 675g
olya-2409 [2.1K]

multiply 675 by 0.25 to find 25% of  675. the answer would be 168.75

hope this helps!

7 0
3 years ago
Read 2 more answers
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