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Simplify the following trigonometric expression as much as possible: cos B + sin B tan B Select the correct answer: 1234567891011121314151617181920 2122232425262728293031323334353637383940.

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Presentation on theme: "Simplify the following trigonometric expression as much as possible: cos B + sin B tan B Select the correct answer: 1234567891011121314151617181920 2122232425262728293031323334353637383940."— Presentation transcript:

1 Simplify the following trigonometric expression as much as possible: cos B + sin B tan B Select the correct answer: 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.sec B 2.cos B 3.sin B 4.tan B

2 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1. 2. 3.

3 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3.4.

4 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1. 2. 3.

5 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1. 2. 3.

6 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3.4.

7 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3.4.

8 Find the indicated power using DeMoivre’s Theorem. ( 1 - i ) 24 Select the correct answer: 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.4,096 2.-4,096 3.-4,096 i

9 u = i + j, v = i - j, find 7 u - 2 v. Choose the correct answer from the following : 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3.4.

10 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 : 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.F 4 = -6i - 8j 2.F 4 = -6i + 8j 3.F 4 = 6i + 8j 4.F 4 = 8i - 6j

11 Find the component of u along v. u = 10 i - 14 j, v = 2 j. Select the correct answer: 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.-7 2.7 3.-14 4.14

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