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Morgarella [4.7K]
2 years ago
7

Simplify the number using the imaginary unit i.

Mathematics
2 answers:
BARSIC [14]2 years ago
5 0

Answer:

here

Step-by-step explanation:

Juliette [100K]2 years ago
3 0

Answer:

the correct answer is d

Step-by-step explanation:

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-3x-7y=-14<br> 7x+8y=-9<br> What’s the x and y?
Pavlova-9 [17]

Answer:

Step-by-step explanation:

Let's graph both functions

The solutions are the coordinates of the intersection point

The intersection point is (-7,5)

So

● x = -7

● y = 5

4 0
3 years ago
I need help with Number 5
Nostrana [21]
You’re going it plug in the inputs for every input for the letter x. So the first one, fx= -4(-2)+1= 9. The second one fx= -4(0)+1=1. The third one fx= -4(5)+1=19.
4 0
3 years ago
The formula for the volume of a cone is v=1/3pir^2h. Find the radius, to the nearest hundredth, of a cone with a height of 3 in.
Maru [420]
<span>Cone Volume = (<span>π<span> • r² •<span> h) ÷ 3
radius^2 = (3 * Volume) / (PI * height)
</span></span></span></span><span>radius^2 = (3 * 12) / (PI * 3)
radius^2 = (36)/ (</span><span>9.4247779608) </span><span>
radius^2 = </span> <span> <span> <span> 3.8197186342 </span> </span> </span>
radius = <span> <span> <span> 1.95</span></span></span>




7 0
3 years ago
Pleaseeeee helppp me quick
Mamont248 [21]

Answer:

-2 x -3/2

Step-by-step explanation:

-2 x -3/2

That would equal three, which is more than 2.

<em>Hope that helps! :)</em>

<em></em>

<em>-Aphrodite</em>

7 0
3 years ago
What is the value of x enter your answer in the box
OverLord2011 [107]

Answer:

x = 55°

Step-by-step explanation:

The sum of the 3 angles in a triangle is 180°

Subtract the sum of the 2 given angles from 180 for x

x = 180° - (75 + 50)° = 180° - 125° = 55°

6 0
3 years ago
Read 2 more answers
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