skills check perform the indicated operation. find the area & perimeter of the rectangle. 3....
TRANSCRIPT
![Page 1: Skills Check Perform the indicated operation. Find the area & perimeter of the rectangle. 3. Perimeter = ____ 4. Area = ____ 2x + 1 2x – 3](https://reader035.vdocuments.mx/reader035/viewer/2022062421/56649cce5503460f9499a018/html5/thumbnails/1.jpg)
Skills CheckPerform the indicated operation.
2 21. (3 4 7) (5 4 10)
2. (3 2)( 5)
x x x x
x x
Find the area & perimeter of the rectangle.
3. Perimeter = ____
4. Area = ____
2x + 1
2x – 3
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Powers of iand Complex Operations
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1 i 1. 16
2. 81
3. 45
4. 200
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Add to the sheet “I one, I Add to the sheet “I one, I one!!”one!!”
Negatives in the middle.Negatives in the middle.
1
1
i
i
1
2
3
4
i
i
i
i
.25
.5
.75
0
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13
27
54
72
5.
6.
7.
8.
i
i
i
i
Try these!
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Graphing in Graphing in thethe
Complex Complex PlanePlane
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The Complex The Complex PlanePlane
Ordered Pairs
rea imaginal ry
a bi
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Identify the points
i34
i52
i22
i34
A
B
CD
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Add and Add and Subtract Subtract Complex Complex NumbersNumbers
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Add/Subt Complex Numbers
1.Treat the i’s like variables2.Combine the real parts
then combine the imaginary parts
3.Simplify (no powers of i higher than 1)
4.Write your answer in standard form a + bi
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Add/Subt Complex Numbers
4 3 4 3
9. (3 2 ) (7 6)
10. (6 5 ) (1 2 )
11. (9 4 ) (2 3 )
12. 9 (10 2 ) 5
13. (11 4 ) (2 6 )
i i
i i
i i
i i
i i i i
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Multiplying Multiplying Complex Complex NumbersNumbers
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Multiplying Complex Numbers
1.Treat the i’s like variables
2.Change all imaginaries (i) that are not to the first power
3.Simplify4.Write your answer in
standard form a + bi
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Multiplying Complex Numbers
14. (3 )i i 23 ii )1(3 i
i31
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Multiplying Complex Numbers
15. (2 3 )( 6 2 )i i 2618412 iii )1(62212 i
62212 ii226
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Multiplying Complex Numbers
16. 3 8 5
17. 4 3 4 3
18. 2 1 4
19. 3 2 5 9
i i
i i
i i
i i
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ConjugatesConjugates
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ConjugateConjugate
2 4 2 4i i
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Dividing Dividing Complex Complex NumbersNumbers
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CW/HWCW/HWComplex Numbers – Practice Worksheet