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GalinKa [24]
3 years ago
5

If p/q=q/r then prove that p3+q3+r3=(1/p3+1/q3+1/r3)p2q2r2​

Mathematics
1 answer:
luda_lava [24]3 years ago
6 0

Hope you could understand.

If you have any query, feel free to ask.

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Evaluate the expression.<br> 8 - 9: (7 + 2)
VLD [36.1K]

Answer:

-1(x+9) i hope this helps of not l sorry!

5 0
3 years ago
Choose the equation that represents the line that passes through the point (6, −3) and has a slope of one half.
Goshia [24]

Answer:

y+3=\frac{1}{2} \left(x-6)

Step-by-step explanation:

Point slope form:

y-y_1=m\left(x-x_1\right)

<em>Note: </em>

  • <em>m represents the slope</em>
  • <em>(x1,y1) represents the coordinate point</em>

Our answer would be y+3=\frac{1}{2} \left(x-6)

7 0
3 years ago
Read 2 more answers
Plzzz!!!!!!!! Help me !!!!!!!!!
Sergio039 [100]

Answer:

The answer after division is: 2\frac{2}{5}

Step-by-step explanation:

The given question involves two mixed fractions that are being divided.

7\frac{1}{2}\div 3\frac{1}{8}

First of all, we will convert the fractions into proper fractions

\frac{15}{2}\div \frac{25}{8}

When the division is performed, the second fraction is reversed

So dividing gives us:

\frac{15}{2} * \frac{8}{25}\\= \frac{3*4}{5}\\=\frac{12}{5} = 2\frac{2}{5}

Hence,

The answer after division is: 2\frac{2}{5}

3 0
3 years ago
In a recent year, 31% of all college students were enrolled part-time. If 8.6 million college students were enrolled part-time t
Ronch [10]

Answer:

28 million college students.

Step-by-step explanation:

We can represent all college students as x. This means that all part-time college students are \frac{31}{100}x. Because all part-time college students are also equal to 8.6 million, we have 8,600,000=\frac{31}{100}x. To find the number of total college students, or x, we have to multiply by 100/31 to get rid of the fraction on the other side:

8,600,00\cdot\frac{100}{31}=x

The left side of the equation evaluates as 27,741,935.5. Because we are asked to round to the nearest million, we have to round to 28 million, which is the closest.

5 0
2 years ago
Assume that when adults with smartphones are randomly​ selected, ​57% use them in meetings or classes. If 8 adult smartphone use
vovikov84 [41]

Answer:

≈ 0.2526

Step-by-step explanation:

<u>The number of combinations of 4 out of 8:</u>

  • 8C4 = 8!/(4!(8-4)!)= 8*7*6*5/(1*2*3*4)= 70

<u>Success factor is: </u>

  • 57% = 0.57

<u>and failure factor is: </u>

  • (100 - 57)%= 43%= 0.43

<u>Probability:</u>

  • 0.57⁴*0.43⁴*70 ≈ 0.2526
6 0
3 years ago
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