sumitsarkar4410 sumitsarkar4410

06-02-2021
Mathematics

contestada

3 cos A = 4 sin A
find
a) cos A
b) 3-cot2 A+ cosec2A

Respuesta :

Аноним Аноним

06-02-2021

Answer:

a). cosA = 4/5

b).

[tex]3 - cot {}^{2} a \: + cosec {}^{2} a \: = 0[/tex]

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preranaxettri preranaxettri

06-02-2021

Answer:

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Step-by-step explanation:

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