Second Derivative of a Cosine Function
For the function $$t(x)= \cos(2*x)$$, evaluate the second derivative $$t''(0)$$.
A
$$2$$
B
$$-4$$
C
$$4$$
D
$$-2$$
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For the function $$t(x)= \cos(2*x)$$, evaluate the second derivative $$t''(0)$$.
$$2$$
$$-4$$
$$4$$
$$-2$$
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