ashleykisaghu ashleykisaghu

17-08-2020
Mathematics

contestada

Given that cos x° =Sin (3x +10)
find tan X°

Respuesta :

zainarahmans632 zainarahmans632

17-08-2020

Answer:

the answer is tan 20 =0.364

Step-by-step explanation:

we can write sin(3x+10)= cos{90-(3x+10)}

now

cosx= cos{90-(3x+10)}

eliminating cos from both sides we get

x=90-3x-10

4x=80

x=20

tan 20=0.364

it can be 40 also

if we take the sin part

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