Question

In: Math

Find the third MacLaurin polynomial for the function f(x) = e2x sin(3x)

Find the third MacLaurin polynomial for the function f(x) = e2x sin(3x)

Solutions

Expert Solution

we know that nth degree maclaurin polynomial of the function f(x) is given by,

Hence we can say that 3rd degree maclaurin polynomial is given by,

--------------------------------------------------------1)

we have,

Hence,


we have,

Hence,

we have,

Hence,

we have,

Hence,

we have,

Hence,

we have,

f(0) = 0, f'(0) = 3, f''(0) = 12 and f'''(0) = 9 put them in equation 1) we can say that third degree maclaurin polynomial is given by,


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