If cos x is replaced by 1 (x 2 2) and x 0 5, what estimate can be made of the error Does 1 (x 2 2) tend to be too large, or too small Give reasons for your answer

Question: If cos x is replaced by 1 - (x 2 /2) and |x| < 0.5, what estimate can be made of the error? Does 1

If cos x is replaced by 1 - (x²/2) and |x| < 0.5, what estimate can be made of the error? Does 1 - (x²/2) tend to be too large, or too small? Give reasons for your answer.

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