Question

-11 cos 35º + cos2 550 FT Fra blog
Find the value of cos? 35° + cos2 559​

Answer 1

Answer:

\frac{cos35}{sin55}  \times  \frac{sin11}{cos79}  - cos28cosec62 \\  \\  \\  \frac{cos(90 - 55)}{sin55}  \times  \frac{sin(90 - 79)}{cos79}  - cos(90 - 62)cosec62 \\  \\  \frac{sin55}{sin55}  \times  \frac{cos79}{cos79}  - sin62cosec62 \\  \\ (1 \times 1) -  (\frac{1}{cosec62}  \times cosec62) \\  \\ 1 - 1 \\  \\ 0

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Step-by-step explanation:

Answer 2

Answer:

I hope it is right answer thank you .........