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labwork [276]
3 years ago
5

Which expression is equivalent to 3 + 4y – y(9 – 2y) + 5?

Mathematics
2 answers:
spin [16.1K]3 years ago
8 0

Answer:

C.


Step-by-step explanation:

Because the expression simplified is 2y^3-5y+8, so the answer is C.

Hope this helps! :)

~Angel


anygoal [31]3 years ago
8 0

Answer:

The expression 3 + 4y – y(9 – 2y) + 5 is equivalent to 2y² -5y + 8  .

Option (B) is correct .

Step-by-step explanation:

As the expression given in the question be

=  3 + 4y – y(9 – 2y) + 5

First open the bracket

=  3 + 4y – 9y +2y² + 5

= 2y² -5y + 8

Therefore the expression 3 + 4y – y(9 – 2y) + 5 is equivalent to 2y² -5y + 8  .

Option (B) is correct .

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Answer:

92ft^2

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tatyana61 [14]

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3 0
3 years ago
If tan fº = 2/1 and the measure of yw is 8 units, what is the measure of xw?
erma4kov [3.2K]

*see attachment for the figure referred to

Answer:

4 units

Step-by-step explanation:

Given that tan(f) = \frac{2}{1}, therefore, it follows that:

tan(f) = \frac{opp}{adjacent} = \frac{YW}{XW} = \frac{8}{XW},

If the ratio of YW to XW = 2:1, therefore, \frac{2}{1} = \frac{8}{XW}

Cross multiply to find XW

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5 0
4 years ago
What is 90% of 50?<br> Show all work
Natali [406]
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Do 50/10
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8 0
3 years ago
Read 2 more answers
A company makes wax candles shaped like a rectangular prism each candle is 5cm long 2cm wide and 12cm tall if the company used 5
sveta [45]

Answer:

42 candles

Step-by-step explanation:

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The area of the base since it is rectangle is L * B and that is 5 * 2 = 10cm.sqr

The volume of the pyramid is A * h and that is 10 * 12 = 120cm.cub

To fInd the number of candles used , we simply divide the volume of wax by the volume of a candle.

That is 5040/120 = 42 candles

6 0
4 years ago
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