Math, asked by parry8016, 5 months ago

it's urgent plzzz tell correct answer plzzzz​

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Answered by palakgupta2395
3

 {tan}^{12}  \alpha  + 1 =  {sec}^{2} \alpha  \\ ( \frac{5}{12} )^{2}  + 1 =  {sec}^{2}  \alpha \\  \frac{25}{144}  + 1 =  {sec}^{2} \alpha  \\  \frac{25 + 144}{4}  =  \frac{169}{144} \\  {sec}^{2}  \alpha  =  \frac{169}{144} \\ sec \:  \alpha    = \sqrt{ \frac{169}{144} }

= sec alpha = 13/12

Hope it helps...☺

Answered by rajuwakde25
2

Answer:

tan

12

α+1=sec

2

α

(

12

5

)

2

+1=sec

2

α

144

25

+1=sec

2

α

4

25+144

=

144

169

sec

2

α=

144

169

secα=

144

169

= sec alpha = 13/12

I hope it's helpful

Good morning

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