If acos20+bcos20=c has tan alpha, tan beta are roots then prove that tan alpha +tan beta =2b/c+a
If acos20+bcos20=c has tan alpha, tan beta are roots then prove that tan alpha +tan beta =2b/c+a
Ebrahim Kaeed , 8 Years ago
Grade 11
Trigonometry> If acos20+bcos20=c has tan alpha, tan bet...
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Saurabh Koranglekar
Last Activity: 6 Years ago
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Please attach an image of the source of the question as thestatement seems to be erroneous
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