SOLUTION: I solved all but 2 questions for my homework. The last 2 are driving me crazy. Here's the first, please help. {{{ 2.5tan(2x)-cot(2x)=0 }}} Hint: There are 8 answers. Can you show a

SOLUTION: I solved all but 2 questions for my homework. The last 2 are driving me crazy. Here's the first, please help. {{{ 2.5tan(2x)-cot(2x)=0 }}} Hint: There are 8 answers. Can you show a

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Question 726804: I solved all but 2 questions for my homework. The last 2 are driving me crazy. Here's the first, please help. Hint: There are 8 answers. Can you show a step by step? It's the only way I can learn...
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
2.5tan(2x)-cot(2x)=0
2.5tan(2x)-1/tan(2x)=0
2.5 tan^2(2x)-1=0
tan^2(2x)=1/2.5=0.4
tan(2x)=√0.4≈0.6325
Using calculator set to radians:
2x≈0.5639
x≈0.2820
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