Mathematics
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OpenStudy (anonymous):
If f(x) = x2 + 2x + 3, what is the average rate of change of f(x) over the interval [-4, 6]?
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OpenStudy (anonymous):
What do you think it is?
OpenStudy (anonymous):
I think it's 4?
OpenStudy (anonymous):
(A).51 (B).40 (C). 31(D). 20 (E).4
OpenStudy (anonymous):
@TrojanPoem
OpenStudy (trojanpoem):
Yep ?
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OpenStudy (trojanpoem):
Average = F(6)- F(-4) / 6 + 4 = 27 + 13 / 6 + 4 = 4
OpenStudy (trojanpoem):
(e)
OpenStudy (anonymous):
The graph shows a line joining two complex numbers. What are the two complex numbers?
OpenStudy (anonymous):
Should I post the multiple choice answers?
OpenStudy (trojanpoem):
Ok.
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OpenStudy (trojanpoem):
0 + 3 i
3 - 3 i
OpenStudy (trojanpoem):
Hey ?
OpenStudy (anonymous):
A. -3 and 3-3i B. -3i and 3+3i C. 3 and 3i-3 D. 3i and 3-3i E. 3i and 3i-3
OpenStudy (trojanpoem):
3i and 3- 3 i
OpenStudy (trojanpoem):
I sent the answer to you 2 years ago.
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OpenStudy (anonymous):
Computer's so slow.
OpenStudy (trojanpoem):
Here , too.
OpenStudy (anonymous):
Which complex number does NOT fall within the shaded region in this graph?
OpenStudy (trojanpoem):
Choices ?
OpenStudy (trojanpoem):
There is plenty !
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OpenStudy (anonymous):
-2i , 2-i , -2+3i , 1-i , -2-3i
OpenStudy (trojanpoem):
2-i
OpenStudy (anonymous):
Arrange the complex numbers in order according to the quadrant in which they appear, starting with the first quadrant. (3-4i),(-1-3i),(4+i),(-2+2i).
OpenStudy (trojanpoem):
Get the degree of each one can you ?
OpenStudy (trojanpoem):
Or easier way
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OpenStudy (anonymous):
That's all it gives me. I like the new picture by the way.
OpenStudy (trojanpoem):
4 + i , -2 + 2i , -1 - 3 i , 3 - 4i
OpenStudy (trojanpoem):
x and y + in the first x ( _) and y + in the seconds - , - in 3rd and + , - in 4th
OpenStudy (trojanpoem):
Thanks.
OpenStudy (anonymous):
Arrange the complex numbers in order according to the quadrant in which they appear, starting with the first quadrant.
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OpenStudy (trojanpoem):
I already arranged them
OpenStudy (anonymous):
NO problem and thank you so much Trojan.
OpenStudy (trojanpoem):
Is this another question ?
OpenStudy (anonymous):
In the graph, line( )passes through the complex number 1 + 2i and line( ) passes through -2 + 2i.
OpenStudy (trojanpoem):
1 + 4 i , 3 + 4 i , -2 + 2i , -2 + 4 i , - 1 -4 i , -11/5 -2 i , -3 -2 i , 3 -3 i
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OpenStudy (trojanpoem):
E passes through 1 + 2 i
OpenStudy (trojanpoem):
G -> -2 + 2 i
OpenStudy (anonymous):
Which are real zeroes of this function?
x^3 + 2x^2 – 9x – 18
OpenStudy (trojanpoem):
I can't see the number there is question marks in strange shape.
OpenStudy (anonymous):
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