Prove or disprove cos(x+y)cos(x-y)=cos squared

Prove or disprove cos(x+y)cos(x-y)=cos squared (x) - Sin squared (x)I dstributed the cosines and attempted to cancel out terms
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2. asked by Greg
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Which of the following describes a representative sample?(1 point)Responsesinformation presented to prove or disprove a
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2. asked by Cheese
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Why is it important for an author to include an opposing claim?(1 point)Responses to prove they are always right to prove they
1. 1 answer
2. 111 views
Why is it important for an author to include an opposing claim?(1 point)Responses to introduce the other side, then disprove it
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2. asked by killing cheese
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Evaluating Evidence Quick Check4 of 44 of 4 Items Question Which of the following describes a representative sample?(1 point)
1. 1 answer
2. 76 views
Which of the following describes a representative sample?(1 point)Responses information presented to prove or disprove a point
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2. asked by Kanna
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Which of the following describes a representative sample?(1 point)Responses information presented to prove or disprove a point
1. 1 answer
2. 121 views
Why is it important for an author to include an opposing claim?(1 point)Responsesto introduce the other side, then disprove itto
1. 1 answer
2. asked by legandpistol
3. 211 views
Which of the following describes a representative sample?(1 point)Responses information presented to prove or disprove a point
1. 1 answer
2. asked by Aneeq Laeeq
3. 197 views
Prove or disprove the following Identities:cos(-x) - sin(-x) = cos(x) + sin (x) sin raised to the 4 (theta) - cos raised to the
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2. asked by Natalie
3. 903 views