Let cx 1 - x22 x44 and sx x - x33 x55 be approximations


Let c(x) = 1 - x2/2! + x4/4! and s(x) = x - x3/3! + x5/5! be approximations to cos(x) and sin(x) respectively. What are the relative and absolute errors in using these formulas for x = -2, -1, 0, 1, 2 degrees?

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Electrical Engineering: Let cx 1 - x22 x44 and sx x - x33 x55 be approximations
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