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Ne4ueva [31]
2 years ago
6

Pls answer urgent will mark branliest asap

Mathematics
2 answers:
denis23 [38]2 years ago
7 0

Answer:

\frac{11+6\sqrt{3}  }{52+30\sqrt{3}  }

Step-by-step explanation:

<u>Simplifying</u>

  • <u />\frac{1}{(\sqrt{3+1)} ^{2} } + \frac{1}{(\sqrt{3}+2)^{2}  }
  • \frac{(\sqrt{3}+2)^{2}+(\sqrt{3+1)} ^{2}}{(\sqrt{3+1)} ^{2}(\sqrt{3+2)} ^{2}}
  • \frac{3+4\sqrt{3}+4 +3+2\sqrt{3}+1 }{(3+4\sqrt{3}+4)(3+2\sqrt{3}+1)}
  • \frac{11+6\sqrt{3}  }{(7+4\sqrt{3})(4+2\sqrt{3})}
  • \frac{11+6\sqrt{3}  }{28+16\sqrt{3}+14\sqrt{3}+24  }
  • \frac{11+6\sqrt{3}  }{52+30\sqrt{3}  }
EleoNora [17]2 years ago
5 0

Answer:

\frac{ 11+6\sqrt{3} }{(\sqrt{3}+1)^{2}( \sqrt{3}+2)^{2} }

Step-by-step explanation:

Simplifying;

\frac{1}{(\sqrt{3}+1)^{2}  } +\frac{1}{(\sqrt{3}+2)^{2}  }\\\\=\frac{(\sqrt{3}+2)^{2}+(\sqrt{3}+1)^{2}}{(\sqrt{3}+1)^{2}( \sqrt{3}+2)^{2} } \\\\=\frac{[(\sqrt{3})^{2} +(2)^{2}+2(\sqrt{3}) (2)]+[(\sqrt{3})^{2} +(1)^{2}+2(\sqrt{3}) (1)]}{(\sqrt{3}+1)^{2}( \sqrt{3}+2)^{2} } \\\\=\frac{[{3} +4+4(\sqrt{3}) ]+[{3} +1+2\sqrt{3}]}{(\sqrt{3}+1)^{2}( \sqrt{3}+2)^{2} }\\\\=\frac{[ 7+4\sqrt{3} +4+2\sqrt{3}]}{(\sqrt{3}+1)^{2}( \sqrt{3}+2)^{2} }\\\\=\frac{ 11+6\sqrt{3} }{(\sqrt{3}+1)^{2}( \sqrt{3}+2)^{2} }\\\\

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weqwewe [10]

Answer:

We can calculate supplementary angles by subtracting the given one angle from 180 degrees. To find the other angle, use the following formula: ∠x = 180° – ∠y or ∠y = 180° – ∠x where ∠x or ∠y is the given angle.

Step-by-step explanation:

I hope it helps

have a nice day

6 0
3 years ago
Sanjay and felipe are putting together a 500-piece puzzle. sanjay could do the entire puzzle by himself in 6 hours, while it wou
lisov135 [29]

Sanjay and Felipe would take a time of 3.4 hours to do the puzzle if they were working together.

<h3>What is the time?</h3>

Time can be described in mathematics as an ongoing and continuous series of events that take place one after another, from the past through the present and into the future.

The amount of time that something exists or continues to happen as measured or measurable.

The duration of events or the gaps between them can be measured, compared, or even ordered using time.

Time taken by Sanjay= 6 hours

Time taken by Felipe= 8 hours

Time taken by both if they work together,

=\frac{1}{1/6+1/8}

=\frac{1}{\frac{4+3}{24} }

=24/7

=3.4 hours

Learn more about time here:

brainly.com/question/2854969

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3 0
3 years ago
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oee [108]
For this case we have the following system of equations:
 5x + 3y = 17
 -8x - 3y = 9
 The solution to this system can be written in matrix form as:
 Ax = b
 Where, A is a matrix that is given by:
 A = [5 3; -8 -3]
 The determinant of this matrix 2 * 2 is given by:
 lAl = (5) * (- 3) - (3) * (- 8)
 lAl = -15 - (-24)
 lAl = -15 + 24
 lAl = 9
 Answer:
 
The determinant for solving this linear system is:
 
lAl = 9
5 0
3 years ago
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You are planning a 500 mile trip and your car averages 20 miles per gallon.
Anna007 [38]

The answer is option E. 25 gal.

6 0
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Write the equation of the line that passes through the given points.
EleoNora [17]

Answer:

y=3x-3

Step-by-step explanation:

the y(intercept)= -3 because the point is at -3 on the y-axis. from there the line goes up 3 and over 1. the slope would be 3.

All together the equation of the line is:

Y=3x-3

7 0
3 years ago
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