Provide an appropriate response.If cos x is replaced by  and |x| < 0.3, what estimate can be made of the error?

A. |E| < 0.000001013
B. |E| < 0.000006075
C. |E| < 0.000020250
D. |E| < 0.000003375


Answer: A

Mathematics

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Use the Remainder Theorem to find the remainder.f(x) = 6x3 - 40x2 - 8x - 42 is divided by x - 7

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Perform the indicated operation and express in lowest terms. ? 

A. - 
B.
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