Q4. Consider a vector space that consists of the linear combinations of the following functions: {1, sin x, cos x, sin?. x, cos² r, sin(2x), cos(2æ), cos® x, cos(3x), sin(3x)}. Determine the dimension of this space and find a suitable set of basis vectors and demonstrate their completeness. Need complete solution of question if u don't know please skip wrong answer gives u downvotes

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A: given,  c=12 let  A=4+c

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A:

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A:

Q: general solution

A:

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A: Let's solve.

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A:

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A: Given,

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A: