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hram777 [196]
3 years ago
13

What is the difference in the steps you take to evaluate (-7)2 and -72 ? What is the

Mathematics
1 answer:
Zina [86]3 years ago
3 0

Answer:

58

Step-by-step explanation:

because it is

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A math teacher claims that she has developed a review course that increases the scores of students on the math portion of a coll
xxMikexx [17]

Answer: D

H0: μ=522

H1: μ>522

Step-by-step explanation:

The null hypothesis (H0) tries to show that no significant variation exists between variables or that a single variable is no different than its mean. While an alternative Hypothesis (Ha) attempt to prove that a new theory is true rather than the old one. That a variable is significantly different from the mean.

So, for this case;

The null hypothesis is that the mean score equals to 522

H0: μ=522

The alternative hypothesis is that the mean score is greater than 522.

H1: μ>522

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3 years ago
I need help with range and domain ​
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Answer:

69

Step-by-step explanation:

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What is the midpoint of the line segment with the endpoints J(-9,-4) and K(7,8)?
12345 [234]

Answer:

Step-by-step explanation:

22

7 0
3 years ago
I have 6 thousands 12 tens 9 hundreds 10 ones and 3 tenths what number am i
mixer [17]

Here let us first write the value of each number:

6 thousands means 6*1000=6000.

9 hundreds means 9*100=900.

12 tens means 12*10 =120

10 ones means 10*1 =10

3 tenths means 3/10 =0.3

Now we just have to add all these values to get the final number.

adding 6000 + 900 +120 +10 +0.3 = 7030.3

So the final number is 7030.3

4 0
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