Use the identity 2 sinz cos z = sin(2x) to find the power series expansion of sin² z at z=0.
(Hint: Integrate the Maclaurin series of sin(2x) term-by-term.).
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Use the identity 2 sinz cos z sin2x to find the power series expansion of sin z at z0 Hint Integrate the Maclaurin series of sin2x termbyterm 70 class=
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