find the value of sin 2b + cos 2b( sin squared b + cos squared b )
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Answered by
1
Answer:
sin b + cos b
Step-by-step explanation:
sin b+cos b(sin² b+ cos²b)
=sin b+cos b(1) (sin²b + cos² b =1)
=sin b + cos b
Answered by
3
Sin^2 b + cos^2 b=1. This the basic rule
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