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Zepler [3.9K]
4 years ago
15

Please help: Simplify Completely.

Mathematics
1 answer:
arlik [135]4 years ago
4 0
The answer is choice C

Check out the attached image to see the steps on how I got there.

The basic idea is to factor as much as possible. Then cancel out the common factors. 

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In wich place is the first digit of the first quotiente <br> 3589 divided by 18
IRISSAK [1]
Hello, and thank you for posting your question here on brainly.

I'm not 100% sure which side of the first you're talking about, so I'll give you both.

3589 / 18 = 199.3

The first (r to l) is 9.

The first (l to r) is 1.

Hope this helps! ☺♥
7 0
3 years ago
Can someone please help with parts a, c, and e (picture included)
Ivanshal [37]
I think the answer is D and the reason why is because the picture shows
4 0
3 years ago
Suppose your statistics professor reports test grades as​ z-scores, and you got a score of 2.492.49 on an exam. ​a) Write a sent
kolezko [41]

Answer:

a) Option C) The score was 2.49 standard deviations higher than the mean score in the class.

b) 2.3%

Step-by-step explanation:

a) We are given that the distribution of test grades is a bell shaped distribution that is a normal distribution.

Formula:

z_{score} = \displaystyle\frac{x-\mu}{\sigma}

\displaystyle\frac{x-\mu}{\sigma} = 2.49\\\\x - \mu = 2.49\sigma\\x = \mu + 2.49\sigma

Option C) The score was 2.49 standard deviations higher than the mean score in the class.

b) The z-score for a particular score is -2.

We have to evaluate

P(z < -2)

Calculating the value from normal z-table.

P(z < -2) = 0.023

Thus, 2.3% of  of the class scored lower than my​ friend.

6 0
3 years ago
3. ​Subtract 1.7 - 0.8 = _____ tenths - _____ tenths = _____ tenths = ______ what are the tenths
ANTONII [103]

Answer:

17 tenths - 8 tenths=9 tenths

Step-by-step explanation:

1.7 tenths is 17 tenths, we can see that by multiplying 1.7x10 to get 17

dot he sam with 0.8 to get 8 tenths

ti find the answer, subtract the units. 17-8=9

4 0
4 years ago
Which statement represents the biconditional statement of the conditional statements?
noname [10]

The measures of two angles have a sum of 180º if and only if the angles are supplements. This statement is true.

A biconditional statement has 2 parts : a conditional statement that states "If hypothesis, then conclusion" and a converse statement which states " If conclusion, then hypothesis" . When both these parts are true, then it is called a biconditional statement.

6 0
3 years ago
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