Math, asked by ayrusha4293, 1 year ago

Q1. Prove by vector method:

sin(A+B)=sinAcosB+cosAsinB

Q2. Prove by vector method:

cos(A+B)=cosAcosB-sinAsinB

Answers

Answered by devilkarthik6

1

Answer:

mm...

Step-by-step explanation:

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