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Feliz [49]
2 years ago
7

Multiply (5 + 4i)(3+ 2i)

Mathematics
2 answers:
dem82 [27]2 years ago
8 0

Answer:

45

Step-by-step explanation:

olganol [36]2 years ago
6 0

Answer:

7 + 22i

Step-by-step explanation:

hope this helps

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One angle in a triangle has a measure that is three times as large as the smallest angle. The measure of the third angle is 40 d
svetlana [45]

Answer:

84°

Step-by-step explanation:

smallest angle=x

3x=2nd angle

x+40=3rd angle

angles in a triangle add up to 180 degrees so

5x+40=180

5x=140

x=28

largest angle = 3x

so 3 x 28 = 84 degrees

The largest angle is 84 degrees

7 0
3 years ago
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Studentka2010 [4]

Answer:

it is C

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2 years ago
Mhanifa can you please help this is due asap
sleet_krkn [62]

Answer:

<h3>Question 1 </h3>
  • <em>Adjacent angles are supplementary, opposite angles are equal</em>

<u>Find x</u>

  • 62 + 5x + 3 = 180
  • 5x = 180 - 65
  • 5x = 115
  • x = 23

<u>Find y</u>

  • 62 = 3y + 2
  • 3y = 60
  • y = 20
<h3>Question 2</h3>
  • <em>Diagonals bisect each other</em>

<u>Find x</u>

  • 4x = 3x + 7
  • x = 7

<u>Find y</u>

  • 6y = 2y + 16
  • 4y = 16
  • y = 4

Correct choice is A

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2 years ago
Round to the nearest place value and write in scientific notation 1,402,941,487
maksim [4K]

Answer: d

Step-by-step explanation:

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3 years ago
Gina wants to ride the waves at flagship pier in gavelston so she rents a surfboard for 5 dollars per hour plus an initial or be
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