The answer is B. You Welcome <span><span>
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<h3>Answer:</h3>
8 -2i
<h3>Explanation:</h3>
For purposes of addition and subtraction, "i" can be treated in the same way any variable would be. Like terms are added in the usual way.
... (5 -4i) + (3 +2i) = (5 +3) +(-4 +2)i = 8 -2i
Their total score is 8 - 2i.
Using the slope concept, considering it's value of 0.3415, it is found that the angle of elevation is of 18.86º.
<h3>What is a slope?</h3>
The slope is given by the vertical change divided by the horizontal change, and it's also the tangent of the angle of depression.
Hence, we have that:


More can be learned about the slope concept at brainly.com/question/18090623
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Answer:
6
Step-by-step explanation:
area of carpet =18
the formula to calculate the area of carpet is l×b so.
l×b=18
l×3=18
3l =18
l=18/3
L=6