Math, asked by rush50, 10 months ago

please help maths class 11 and spammers will be reported

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Answered by AASTHA3839

1

Answer:

ans is 3 buddy hope it helps you

Answered by nagakalakoppalli

16

Answer:

sin2x=2sinx cosx

cosAcosB-sinAsinB=cos(A+B)

Soo..,,u r answer is 4✔️✔️❤️❣️

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