If sin 0=0.4, find the exact value of sin 0+ cos sin 0 + cos 2...

 

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If sin 0=0.4, find the exact value of sin 0+ cos sin 0 + cos 2 (Type an integer or a decimal.) (21-9) If sin 0=0.4, find the exact value of sin 0+ cos sin 0 + cos 2 (Type an integer or a decimal.) (21-9)