Question

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Answer 1

Step-by-step explanation:

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Photosynthesis is a process by which green plant make their own food

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Answer 2

Period of cos4x→ 2π/4=π/2

Period lf sin5x/2→ 2π/5/2=4π/5

Period of 5Sinx+8Cosx→ 2π

NOTE:-

To find period divide 2π by the cofficient of variable