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umka21 [38]
3 years ago
12

Question 15

Mathematics
1 answer:
Ghella [55]3 years ago
7 0

Answer:

C: -680/9

B: -185/18

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Ignore the answer selected
Masteriza [31]

Answer:

Option B is correct.

Step-by-step explanation:

=6(cos270+isin270)\\\\=6(0-i)\\\\=6(-i)\\\\=-6i

6 0
3 years ago
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Simplified form of this expression 5z-8-4z-3z+6
kvasek [131]

Answer:

-2z-2

Step-by-step explanation:

5z-8-4z-3z+6

5z-4z-3z-8+6

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Which of the following is used to inscribe a square in a circle?
katrin [286]

Answer:

The option which is used to inscribe a square in a circle is option B

B. Construct a perpendicular bisector of the diameter of the circle

Step-by-step explanation:

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1) Draw the circle using a compass

2) Draw the diameter of the circle, that passes through the center of the circle with a straight edge label the endpoint of the diameter X and Y

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Therefore, the correct option is to construct a perpendicular bisector of the diameter of the circle.

8 0
3 years ago
9<br> Which is the simplified form of the expression<br> (64)-<br> ?<br> 66
Dennis_Churaev [7]
The answer is the third one or c
4 0
4 years ago
A manufacturer determines that the number of drills it can sell is given by the formula D=-4p^2+160p-270, where p is the price o
grigory [225]
D'(p) = -8p + 160 

<span>-8p + 160 = 0 </span>

<span>-8p = -160 </span>

<span>p = 20 </span>

<span>~~~ </span>
<span>B) Number of drills sold when p = 20 is </span>

<span>D(20) = [ -4(20)^2 + 160(20) - 270 ] = 1,130 drills </span>

I think this is right, i tried.
8 0
4 years ago
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