Math, asked by Technology4054, 10 months ago

SinA(sinA-cosA)-cosA(sinA-cosA)

Answers

Answered by arroshini95

0

Answer: sin(A+B)+cos(A-B)

Step-by-step explanation:

Answered by kamrulhaque

3

Answer:

Step-by-step explanation:

SinA(sinA-cosA)-cosA(sinA-cosA)

=sin^2 A-sinAcosA-cosAsinA+cos^ 2 A

=1-2sinAcosA

=1-sin2A

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