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Cos x° = sin(3x+10°) find tan x°​

User Homam
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1 Answer

3 votes

Answer:

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

User Eremzeit
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