Question

if sinx+cosx =0 and x lies in the fourth quadrant, find sin x and cos x​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

sinx+cosx=0

sinx=-cosx

tanx=-1

since x lies in 4 quadrant

so x= -π/4

hence,sinx=-1/√2 and cos x =1/√2