jdro5512 jdro5512

28-01-2022
Mathematics

contestada

If the angles are represented in degrees, find both angles:
cos(5x+2)=sin(11x+8)

Respuesta :

surjithayer surjithayer

28-01-2022

Answer:

27,63

Step-by-step explanation:

sin (90-x)=cos x

90-x+x=90

cos (5x+2)=sin (11x+8)

5x+2+11x+8=90

16x+10=90

16x=90-10=80

x=80/16=5

5x+2=5*5+2=27

11x+8=11*5+8=63

also 27+63=90

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