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aliina [53]
4 years ago
7

2(x+4)

e" class="latex-formula">
​
Mathematics
1 answer:
marta [7]4 years ago
5 0

Answer:

2x+8

Step-by-step explanation:

2(x+4)

=(2)(x+4)

=(2)(x)+(2)(4)

=2x+8

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Using the fraction 4,6 whats the denominator
Alenkinab [10]
The denominator of 4 and 6 is ... (LCM) = 24

4,8,12,16,20,24
6,12,18,24
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4 years ago
Which of the graphs below represents the equation 3x-2y=-12?
Sunny_sXe [5.5K]

Graph B would be the answer.

3x-2y=12

-2y=-3x+12

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4 years ago
The radius of a sphere is increasing at a rate of 0.5 centimeters per minute. At a certain instant, the radius is 17 centimeters
Usimov [2.4K]

Using implicit differentiation, it is found that the rate of change of the volume of the sphere at that instant is of 1815.84 cubic centimetres per minute.

The volume of a <u>sphere of radius r</u> is given by:

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Applying <u>implicit differentiation</u>, the rate of change is of:

\frac{dV}{dt} = 4\pi r^2\frac{dr}{dt}

In this problem, we have that \frac{dr}{dt} = 0.5, r = 17, thus:

\frac{dV}{dt} = 4\pi (17)^2(0.5) = 1815.84

The rate of change of the volume of the sphere at that instant is of 1815.84 cubic centimetres per minute.

A similar problem is given at brainly.com/question/11496075

3 0
3 years ago
A regular polygon has an interior angle of 171 degrees. Show your work. (3 points for work, 3 points
gulaghasi [49]

Answer:

a) 40 sides

b) 6840

c) 9 gegrees

Step-by-step explanation:

interior angle= (<u>n</u><u>-</u><u>2</u><u>)</u><u>1</u><u>8</u><u>0</u>

n

(n - 2)180 \div n = 171 \\ 180n - 360 = 171n \\ 180n - 171n = 360 \\ 9n = 360 \\ n = 360 \div 9 = 40 \\

so total number of sides is 40

b) Sum of interior angles= (n-2)×180

(40-2)×180

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6840

c) Exterior angle = 360 ÷ n

360÷40 =9 degree

7 0
3 years ago
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Len [333]

Answer:

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Step-by-step explanation:

yewhsgshdhhssjbs

7 0
3 years ago
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