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Taya2010 [7]
3 years ago
9

Consider the first five steps of the derivation of the Quadratic Formula.

Mathematics
1 answer:
Sergio [31]3 years ago
7 0

Answer:

B

Step-by-step explanation:

some people can't understand lafossefams joke

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Multiple choice. Use the Law of Sines to find the missing angle of the triangle. Find m angle C to the nearest tenth if c = 111
nalin [4]

Answer:

Both A and B are possible.

Step-by-step explanation:

It's both!

This is a might tricky. First you have to find the altitude. You have to determine if this is a real triangle.

Sin(22) = opposite / hypotenuse. The hypotenuse = 111. The angle is 22

opposite = hypotenuse * sin(22)

opposite = 111 * sin(22)

opposite = 41.58  and this is the altitude.

What have you learned?

Since 42 is larger than 41.58 you have 2 solutions to the triangle. One of the angles is acute, and the other one is obtuse. They are supplementary angles.

Sin(C) / c = Sin(A) / a

Sin(C) = c * Sin(22) / 42

Sin(C) = 111*sin(22)/ 42

Sin(C) = .99003

Sin(C) = 81.9

So that's your first answer. The second answer comes from Finding the supplement to this angle

supplement + 81.9 = 180

supplement = 180 - 81.9

supplement = 98.1

7 0
3 years ago
Please help me with this I am so confused
fenix001 [56]

Answer:

A

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Correct answer to this please
SOVA2 [1]

Answer:

B

Step-by-step explanation:

8 0
3 years ago
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What is the common ratio of the sequence?<br> -2,6,-18,54
aivan3 [116]

<u>ANSWER</u>

The common ratio is -3.

<u>EXPLANATION</u>

In general, the common ratio of a Geometric Sequence is given by:

r = \frac{a_{n+1}}{a_{n}}

We can find the common ratio using any two consecutive terms of the geometric sequence by dividing the subsequent term by the previous term.

The given sequence is -2,6,-18,54

Using the first two terms the common ratio is

r =  \frac{6}{ - 2}  =  - 3

We could also used the second and third terms to get

r =  \frac{ - 18}{6}  =  - 3

and so on and so forth.

Therefore the common ratio is -3.

6 0
3 years ago
In complete sentences, explain the following:<br> What could happen if you don't stick to a budget?
ArbitrLikvidat [17]

Answer:

A lot of things would happen. First, you would buy things that you may not need, thus wasting some of your money. If that happens often, you may slowly become broke. Another thing that could happen is you could get into debt, because you aren't keeping track of how much you spent, therefore, you would spend more and there are also things such as interest and taxes that would make you get into dept. Because of all of this happening, you would get a lot of stress as well, and you might get ill because of it.

Hope this helped!!! :D

7 0
4 years ago
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