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umka2103 [35]
3 years ago
13

How many solutions does the equation have? 3(3x + y) - 2x + 8 = 5x + 12

Mathematics
1 answer:
Tom [10]3 years ago
7 0

Answer:

4x-3y=-4

Step-by-step explanation:

3(x+y)-2x+8=5x+12

3x+3y-2x+8=5x+12

x+3y+8=5x+12

x+3y-5x=12-8

-4x+3y=4

-(-4x+3y)=-4

4x-3y=-4

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jek_recluse [69]

Answer:

7x(2y+3)

Step-by-step explanation:

5 0
3 years ago
Find the volume (in units3) generated when the region between the curves is rotated around the given axis. x = y2 and y = x rota
densk [106]

The volume (in units3) is generated when the region between the curves is rotated around the given axis.is  mathematically given as

v=\frac{5 \pi}{6}

<h3>What is the volume (in units3) generated when the region between the curves is rotated around the given axis. ?</h3>

The region is bound by

x=y^2

y=x

y=3

Where

y=√x

Generally, the equation for Washer Method is  mathematically given as

v=\int ^1_0 \pi ((outer curve)^2-(inner Curve)^2) dx

Therefore

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In conclusion, The result can be shown in multiple forms

Exact Form:

$\frac{5 \pi}{6}$

Decimal Form:

2.61799387

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5 0
2 years ago
Is 144m,165m,219m a right triangle
maw [93]

Answer:

Yes

Step-by-step explanation:

For a triangle to be rights angled.

It should follow Pythagoras theorem.

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hypotenuse =  \sqrt{a^2+b^2}

As hypotenuse is always the greatest side

Out of the given sides 144m,165m,219m

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Thus side containing right angle will be 144m and 165m .

Lets plug these value in formula of Pythagoras theorem

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As we can see that hypotenuse calculated by us is same as given in problem.

Thus the given triangle is right angled.

4 0
3 years ago
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5 0
4 years ago
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Answer:

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Step-by-step explanation:

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