Simplify a trigonometric expression and then find the sum

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Mathematics
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11th Grade - University
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step suggested to simplify the given trigonometric expression?
Multiply by the reciprocal
Divide by cosine
Rewrite in terms of sines and cosines
Use the Pythagorean identity
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the expression involving sine and cosecant be simplified?
By subtracting them
By using the tangent function
By multiplying by the reciprocal
By adding them together
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the expression simplify to after applying the reciprocal multiplication?
Sine squared of X
Sine of X
Cosine squared of X
Tangent of X
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which identity is used to conclude the simplification process?
Sum of angles identity
Reciprocal identity
Double angle identity
Pythagorean identity
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final simplified result of the expression?
Cosine of X
0
Sine of X
1
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