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Simplify the following trigonometric expression as much as possible: cos B + sin B tan B Select the correct answer:. sec B cos B sin B tan B. 1. 2. 3. Use an addition or subtraction formula to find the exact value of the expression: {image} Select the correct answer:. {image} - PowerPoint PPT Presentation
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Simplify the following trigonometric expression as much as possible: cos B + sin B tan B Select the correct answer:
1 2 3 4
25% 25%25%25%
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1. sec B
2. cos B
3. sin B
4. tan B
1 2 3
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1.
2.
3.
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1. 2.
3. 4.
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1.
2.3.
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1.
2.
3.
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1. 2.
3. 4.
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1. 2.
3. 4.
Find the indicated power using DeMoivre’s Theorem. ( 1 - i ) 24 Select the correct answer:
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1. 4,096
2. -4,096
3. -4,096 i
u = i + j, v = i - j, find 7 u - 2 v. Choose the correct answer from the following :
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1. 2.
3. 4.
The forces F 1, F 2, ..., F n acting at the same point P are said to be in equilibrium if the resultant force is zero, that is, if F 1 + F 2 + ... + F n = 0. F 1 = i + j, F 2 = i - j, F 3 = 4 i + 8 j Find the additional force required for the forces to be in equilibrium P. Choose the correct answer from the following :
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1. F 4 = -6i - 8j
2. F 4 = -6i + 8j
3. F 4 = 6i + 8j
4. F 4 = 8i - 6j
Find the component of u along v. u = 10 i - 14 j , v = 2 j. Select the correct answer:
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1. -7
2. 7
3. -14
4. 14
