sinA+cosA=root 2sin(90-A) then cotA=?
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Answered by
42
sinA+cosA=√2cosA
sinA=√2cosA-cosA
sinA=cosA(√2-1)
√2-1=sinA/cosA
√2-1=tanA
therefore
cotA=1upon√2-1
If you understood the answer then please help me to get brainlist☺
sinA=√2cosA-cosA
sinA=cosA(√2-1)
√2-1=sinA/cosA
√2-1=tanA
therefore
cotA=1upon√2-1
If you understood the answer then please help me to get brainlist☺
Answered by
1
Answer:
Step-by-step explanation:
SinA+ cosA= √2cosA
SinA= cosA (√2-1)
√2-1= sinA/ cosA
√2-1= tanA
Hence proved///
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