How to simplify a trigonometric expression

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Mathematics
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11th Grade - University
•
Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in simplifying trigonometric expressions according to the video?
Convert everything to terms of sines and cosines
Multiply all terms by a common factor
Add all terms together
Divide all terms by a common factor
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When combining fractions with the same denominator, what should you do with the numerators?
Keep them unchanged
Add them
Subtract them
Multiply them
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What identity is used to simplify 1 - cosine squared of Theta?
Sine squared of Theta minus cosine squared of Theta equals one
Tangent squared of Theta plus one equals secant squared of Theta
Sine squared of Theta plus cosine squared of Theta equals one
Cosine squared of Theta minus sine squared of Theta equals one
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can sine squared be broken down for simplification?
As sine times cosine
As sine plus cosine
As sine times sine
As cosine times cosine
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final simplified form of the expression discussed in the video?
Secant of Theta
Tangent of Theta
Sine of Theta
Cosine of Theta
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