Math, asked by sequeiralarson, 1 year ago

Please prove this trigonometric identity

Attachments:

Answers

Answered by sandy1816

2

Step-by-step explanation:

tan³A/1+tan²A+cot³A/1+cot²A

=tan³/sec²A+cot³A/cosec²A

=sin³A/cosA+cos³A/sinA

=sin⁴A+cos⁴A/sinAcosA

=(sin²A+cos²A)²-2sin²Acos²A/sinAcosA

=1-2sin²Acos²A/sinAcosA

=1/sinAcosA-2sin²Acos²A/sinAcosA

=secAcosecA-2sinAcosA

Previous Question

Next Question

Similar questions

Physics, 6 months ago

X Х The mass of Mr x is 50kg and the uncertainty in measurement is 1 kg.The mass of Mr y is 55kg and the uncertainty in measurement is 2 kg. Find the difference of their masses with correct uncertainties. a. 105 + 3 kg b. 51 kg c. 5 + 3 kg d. None of these...

Math, 6 months ago

factorise 2x²-7x+3 please please help me...

Biology, 6 months ago

what is hetarofragosomes ...

Biology, 1 year ago

Which of the following limits the number of trophic levels in a food chain...

English, 1 year ago

The cobbler has repaired our shoes...

Computer Science, 1 year ago

Which of the following selects a normal, or small-caps face from a font family? A.font-weight B.font-synthesis C.font-kerning D.font-variant...

Computer Science, 1 year ago

Which of the following value specifies whether the user agent is allowed to synthesize bold or oblique font faces when a font family lacks bold or italic faces? A.font-weight B.font-synthesis C.font-kerning D.font-variant...

Computer Science, 1 year ago

Which of the following is not a value for font-style property? A.normal B.italic C.oblique D.none of the above...