Math, asked by divya4745, 9 months ago

Value of sin 2 a(tan a + cota)

Answers

Answered by nepurpaul
0

Answer:

sin^sin√tan^_tan tan tan

Answered by bhuvna789456
0

Answer:

2.

Step-by-step explanation:

sin 2a(tan a+cot a)=2sin a cos a(\frac{sina}{cosa}+\frac{cos a}{sin a}  )

                              =2sin a cos a(\frac{sin^2a+cos^2a}{sinacosa}  )

                              =2(sin^2a+cos^2 a)

                              =2(1)=2.

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