if sin +cos=p find sin-cos
Answers
Answered by
0
Step-by-step explanation:
Sin+cos=p
Then, sin-cos = 1/p
Hope it will help you.
Answered by
0
Answer:
ANSWER
L.H.S.:
=q(p
2
−1)
=(secθ+cosecθ)[(sinθ+cosθ)
2
−1]
=(
cosθ
1
+
sinθ
1
)[sin
2
θ+cos
2
θ+2sinθcosθ−1]
=(
sincosθ
sinθ+cosθ
)(2sinθcosθ)
=2(sinθ+cosθ)=2p= R.H.S.
∵L.H.S=R.H.S
q(p
2
−1)=2p
Hence Proved.
Step-by-step explanation:
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