1.

The third derivative of f(x) = cos(x)sinh(x) ‚ÅÑ x at x = 0 is$

A. 0
B. <sup>π</sup>⁄<sub>32</sub>
C. (π)<sup>2</sup>
D. cos(1)sinh(1)
Answer» B. <sup>‚âà√¨‚àö√ë</sup>‚Äö√Ñ√∂‚àö√ñ‚àö√´<sub>32</sub>


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