If sin x +cos x =√2 sin(90 - x) then find the value of cot x .
Answers
Answered by
1
Answer: NOTE I HAVE TAKEN X AS A.
Step-by-step explanation:
Given
sinA+cosA=
2
sin(90−A)
⇒
2
1
sinA+
2
1
cosA=sin(90−A)
⇒sinA.cos45
∘
+cosA+sin45
∘
=sin(90−A)
⇒(A+45
∘
)=sin(90
∘
−A)
Equating
A+45=90−A
⇒2A=45
∘
⇒A=22
2
1
∘
A=
8
π
∴cotA=cot
8
π
=
2
+1
Answered by
3
Answer:
Step-by-step explanation:
Given
sin A +cos A =√2sin(90−A)
⇒1/√2 sin A+1/√2 sin A=sin(90°-A)
⇒A=22 1/2.
√2+1.
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