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fiasKO [112]
3 years ago
10

What is the product of (3+4i) and its conjugate?

Mathematics
1 answer:
Degger [83]3 years ago
7 0
A is the correct answer
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$150 per hour is how much per min
SVEN [57.7K]

$2.50

Hope this helps!

May I have brainliest? :D

7 0
2 years ago
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What is .25 when written in simplest form
seropon [69]
So 0.25 is essentially 25/100. Divide 25 from the top and bottom to get 1/4
7 0
3 years ago
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Determine the intercepts of the line. y = 5 x − 1 3 y=5x−13
sweet-ann [11.9K]
Y-intercept = -13
x-intercept = 2.6 or 2 3/5
-13 is the y-intercept. In the equation, y=mx+b, b is the y-intercept. Looking at the equation, y=5x-13, we can see that -13 is in the place of b, therefore -13 is the y-intercept.
() is the x-intercept. To find the x-intercept, you need to replace values into the equation. Since the coordinates for the x-intercept consist of y being 0, you must replace y in the equation. with 0.
0=5x-13
Get rid of the -13 by adding it onto both sides. -13 is negative and the opposite of a negative is positive, thus making you add to get rid of -13.
0=5x-13
+13 +13
13=5x
Now you divide 5 from both sides to get rid of 5. The opposite of multiplication is division, so you must divide the 5 from 5x to isolate the x.
13/5=5x/5
2.6 or 2 3/5=x
Therefore the coordinates (2.6,0) represent the x-intercept, or just 2.6.

I hope this helped.
6 0
3 years ago
I'm so lost!!! Help please! I really want to know how to do this for future. Anything would help! (Question 8)
PSYCHO15rus [73]
Perimeter= 2l+2w

126= 2l+2w
l=2w

Substitute the value for l
126= 2(2w)+2w
126= 4w+2w
126=6w
21=w

Plug the value for w in to find l
l=2(21)
l=42

Final answer: Length-42 ft, Width-21 ft
3 0
3 years ago
using the straight line method. what is the depreciation expense for a computer that costs 4,500, has a residual value of 700, a
Svetllana [295]
So over 4 years, this computer's value will go from 4,500 to 700. 

That's a difference of 3,800 over 4 years. Straight-line means the amount is the same every year, so 

\frac{3,800}{4} = 950

So the depreciation expense each year is 950.
4 0
3 years ago
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