Math, asked by genius9, 1 year ago

all the formulas about trignometry

Answers

Answered by PrincessManshi

Sin²α + Cos²α= 1

Sin2A= 2SinACosA

Cos2A= 1-Sin²A

Cos3A= 4Cos³A-3CosA

Sin(-A)= -sinA
Cos(-A)= CosA

1-CosA= 2Sin²A/2
1+CosA=2Cos²A/2

TanA= SinA/CosA

PrincessManshi: Please mark me Brainliest

genius9: ok?

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