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icang [17]
3 years ago
5

Error Analysis: Describe the error in the way the difference of the two polynomials is set up and/or

Mathematics
1 answer:
maria [59]3 years ago
6 0

Answer:

  The distributive property is not properly applied to the second polynomial.

Step-by-step explanation:

For whatever reason, it is a common mistake to say that ...

  -(a +b +c) = -a +b +c . . . . WRONG!

Rather, it should be ...

  -(a +b +c) = -a -b -c . . . . CORRECT

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Solve for t. d=-16t^2+4t
Hatshy [7]

Answer:

32t /4t is = 8

Step-by-step explanation:

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3 years ago
PLEASE HELP ME!! LOTS OF POINTS!!
charle [14.2K]

Answer:

Just find sin^2theta and change them with the help of known identities.

You can also use Pythagoras theorm. It will work..

Hope it helps

5 0
4 years ago
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JUST HELP ME! PLEASE!!..0o0<br><br>Applying the Pythagorean theorem, solve this triangle.​
Inessa [10]
<h3>Answer:    <u>100 ft</u>  is the hypotenuse</h3>

===================================================

Work Shown:

a = 60 and b = 80 are the two known sides

c  is the unknown hypotenuse

Applying the pythagorean theorem gets us...

a^2 + b^2 = c^2

60^2 + 80^2 = c^2

3600 + 6400 = c^2

10,000 = c^2

c^2 = 10,000

c = sqrt(10,000)

c = 100

A quick way to see that 100 ft is the missing side is to note that a 6,8,10 right triangle scales up to 60,80,100 after multiplying all three sides by 10.

Or you could start with a 3,4,5 right triangle and multiply all three sides by 20.

4 0
3 years ago
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Add using the number line. ​ −0.5 + (−1.7) ​
Rudik [331]

Answer:

- 0.5 - 1.7 = - 2.2

Step-by-step explanation:

We need to add two numbers using the number line.

Steps to Add Numbers on the Number Line:

When we add a negative numbers that we move the point to the left of the number line.

We are adding two negative numbers. Locate the first number which is -0.5. Then, add negative 1.7 to it which means moving the existing point 1.7 units to the left of the number line.

So, we get 2.2 on the left.

2.2 is left side it means sign is negative.

Final answer is -2.2

3 0
3 years ago
In the past month, Susan rented 4 video games and 3 DVDs. The rental price for each video game was $3.10. The rental price for e
Katen [24]

Answer:

$26. 20

Step-by-step explanation:

video games= 12.40

dvds= 13.80

total= $26.20

3 0
3 years ago
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