Math, asked by Kaffichhabra, 8 months ago

tan 43 cot 47+ cos 43 cosec 47​

Answers

Answered by sairamatirutopu14
0

Step-by-step explanation:

tan43 cot(90-47)+ cos43 coesc(90-47)

tan43 1/tan43 +cos43 sec43

1+ cos 43 1/cos 43

1+1=2

Answered by mathdude500
1

Answer:

tan 43 cot 47+ cos 43 cosec 47 \\  = tan 43 cot (90 - 43)+ cos 43 cosec (90 - 43) \\ =  tan 43 \times tan 43 + cos 43sec43 \\  =  {tan}^{2} 43 + cos43 \times  \frac{1}{cos43}  \\  =  {tan}^{2} 43  + 1 \\  =  {sec}^{2} 43

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