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Please explain the solution and write clearly for nu, ber 25. Thanks.

25. Approximate the following functions f(x) as a linear combination of the first four Legendre polynomials over the interval

Example 8. Approximating e by Legendre Polynomials Let us use the first four Legendre polynomials Lo(x) 1, Li(x) x, 12(x) = xComparing our approximation against the real values of e at the points -, -.5, 0, .5, 1, we find .37 61 .64 2.72 Legendre app

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C-Li 10 1-+I 어짐 2 -2겨 to -에리그 8广 12 35Lu -주 3 a 25 2 2. l6 8o

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Please explain the solution and write clearly for nu, ber 25. Thanks. 25. Approximate the following functions f(x) as a linear combination of the first four Legendre polynomials over the interval [-...
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