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Arturiano [62]
3 years ago
11

I'LL GIVE 33 POINTS!!!!

Mathematics
2 answers:
Law Incorporation [45]3 years ago
7 0
Heyo! Your answer should be 5 - i
( 3 + 2 i ) * x = 17 + 7 i  i^ 2 = - 1. x = ( 17 + 7 i ) / ( 3 + 2 i ) multiply the numerator by the denominator ( 3 - 2 i ). Then: x = ( 17 + 7 i ) * ( 3 - 2 i ) / ( 9 - 4 i^2 ) = ( 51 - 34 i + 21 i - 14 i^2 ) / ( 9 + 4 ) = ( 51 + 14 - 13 i ) / 13 = ( 65 - 13 i ) / 13 = 65 / 13 - 13 i / 13 = 5 - i. The complex number is 5 - i. I hope this helps!!
Anton [14]3 years ago
4 0

to find the number divide 17+7i by 3+2i

17+7i / 3+2i = 5-i

 the complex number is 5-i

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The recipe makes enough stew for 6 people, and the ingredients cost $9.75. How much would it cost to serve 24 people?
Leno4ka [110]

If the recipe makes enough stew for 6 people, and the ingredients cost $9.75, then for 24 people it will cost $x. You can write this statement as

6 people - $9.75,

24 people - $x.

Or as proportion,

\dfrac{6}{24}=\dfrac{9.75}{x}.

Find x:

6\cdot x=9.75\cdot 24,\\ \\x=\dfrac{9.75\cdot 24}{6}=9.75\cdot 4=39.

Answer: It would cost $39 to serve 24 people

6 0
3 years ago
Read 2 more answers
If the cost of a raffle ticket is $2, which of the following expressions could be used to represent the cost of m tickets? 2m 2
Bingel [31]
It would be 2m because each ticket is 2 dollars and then you have to multiply it by the number of tickets you are buying M
6 0
3 years ago
NEED HELP ITS A TEST!
jeka94

Answer:

X = -2 - y/3

Step-by-step explanation:

First you need to know the current equation, for that:

Notice that when Y = 0, X = 2.

When Y = 6, X = 0

Therefore the equation is X = 2-\frac{y}{3}

To move that to the left of the X axis (negative direction) you just have to reduce the X number:

x=-2 - \frac{y}{3}

5 0
2 years ago
I need help PLEASSEE
nadya68 [22]
We know that perpendicular lines have slopes which are negative inverses of each other. This means that the slope of the line we are going to need to find is 3.

Now, we can use the point-slope formula to find the actual equation of the line we are trying to find. The point-slope formula is (y - y_1) = m(x - x_1), where y_1 and x_1 are the coordinates of a point on the line and m is the slope. 

Thus, the equation of the line we are trying to find is:
(y - 7) = 3(x - 2)
y - 7 = 3x - 6
y = 3x + 1

However, this is not an answer choice. The answers given have the constant on the right side of the equation. Thus, we will make our answer have the constant on the right side:
y - 3x = 1
-3x + y = 1
3x - y = -1

This is an answer choice. B, or 3x - y = -1 is the correct answer.
7 0
3 years ago
The resale value of a bike decreases by 14% per year. A new bike is valued at $350. Approximate the resale value after 4 years t
Ray Of Light [21]

Answer: $‭191.45

Step-by-step explanation:

This question requires the price of a bike in future so you can use the future value formula to calculate it:

Future value = Amount * (1 + rate)^ no. of periods

= 350 * (1 - 14%)⁴

= 350 * ‭0.54700816‬

= $‭191.45

<em>The rate is subtracted from 1 instead of being added to represent that the value is decreasing not increasing. </em>

7 0
3 years ago
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