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If  A is an angle such that (tan A) + (sec A)=2 enter all possible values of A separated by commas.

 Sep 15, 2020
 #1
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The possible values of cos A are 1 and -1/2.

 Sep 15, 2020
 #2
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Pls show work

Guest Sep 15, 2020
 #3
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That s wrong

Guest Sep 15, 2020
 #4
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As follows:

 Sep 15, 2020
 #5
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But it says seperated by commas so there is more than one, right??

Guest Sep 15, 2020

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