1.

The curvature of the function f(x) = x3 – x + 1 at x = 1 is given by

A. ∣<sup>6</sup>⁄<sub>5</sub> ∣
B. ∣<sup>3</sup>⁄<sub>5</sub> ∣
C. ∣<sup>6</sup>⁄ 5<sup><sup>3</sup>⁄<sub>2</sub></sup> ∣
D. ∣<sup>3</sup>⁄ 5<sup><sup>3</sup>⁄<sub>2</sub></sup>∣
Answer» D. ‚Äö√Ñ√∂‚àö‚Ƭ¨¬£<sup>3</sup>‚Äö√Ñ√∂‚àö√ñ‚àö√´ 5<sup><sup>3</sup>‚Äö√Ñ√∂‚àö√ñ‚àö√´<sub>2</sub></sup>‚Äö√Ñ√∂‚àö‚Ƭ¨¬£


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