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Pleaseanswear this question of trigonometry within 10 min i need it fast

Pleaseanswear this question of trigonometry within 10 min i need it fast

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Grade:11

1 Answers

Vikas TU
14149 Points
4 years ago
Hiii 
Tan3x = cot4x 
1/cot3x = 1/tan4x 
tan4x = cot3x 
tan 4x = tan (pie/2 – 3x )
tan 4x = tan (npie – (pie/2 – 3x ) )
4x = (npie – (pie/2 – 3x ) )
7x = n pie + pie/2 
x = npie/7 + pie/2 
It will be having infnite solutions. 

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