2 years ago

Help please

Mathematics

1 answer:

ad-work [718]2 years ago

5 0

Im pretty sure the answer is a

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2 years ago

Show that (3+4)2−(3−4)2−(4)(4)=32

tatuchka [14]

Answer:

Explanation below

Step-by-step explanation:

(3+4)= 7

7+2 = 9

-(3-4) (Invisible one)

-3+4 add to the 9

10+2= 12

12-4=8

8×4 =32

Sorry if this seems a bit confusing, but its quite hard to show the process without paper.

Hope this helps! :)

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3 years ago

Awnser pls quickly :)))

Troyanec [42]

Answer:

P': (5,3)

Q': (10,3)

R': (3,10)

Step-by-step explanation:

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2 years ago

The price-earnings ratio for firms in a given industry follows the normal distribution. In this industry, a firm whose price-ear

lesantik [10]

Answer:

The correct answer is

A. 16%

Step-by-step explanation:

The zscore is used to solve problems of normally distributed samples.

This score indicates the percentage of a certain measure. It can be found looking at the z table.

For example, if a measure has a percentile of 75%, it is in the 100%-75% = highest 25 percent of all the measures.

$Z = 1$ has a pvalue 0.8413. So it is in the highest 1-0.8413 = 0.1587 = 16% percent of firms in the industry.

The correct answer is

A. 16%

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3 years ago

If angle 4 is measured to be 70 degrees, then select all of the other angles that would also be 70 degrees in the diagram shown.

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The answer are angles 1, 4, 5, and 8

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3 years ago

Read 2 more answers