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07-07-2018
Mathematics

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What is a factor of: tan^2x + 2tan(x)cos(x) + cos^2(x)

tan(x) + cos(x)
tan(x) - cos(x)
2tan(x) - cos(x)
Both A and B

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Аноним Аноним

07-07-2018

Lets factor this quadratic function

the factors are (tan x + cos x)(tan x + cos x)

So the answer is choice A.

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