hanisnabilah hanisnabilah

17-10-2020
Mathematics

contestada

fiind the value of x between 0 and 360
for question 5sin 2x=7cos2x

Respuesta :

AspenEsoj AspenEsoj

17-10-2020

Answer:

x=pi*n/2+1/2arctan(7/5)

Step-by-step explanation:

5sin(2x)=7cos(2x)

5tan(2x)=7/5

2x=pi*n+arctan(7/5)

x=pi*n/2+1/2arctan(7/5) for n e Z

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