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(Solved): Use the definition of continuity and the properties of limits to show that the function is continu ...
Use the definition of continuity and the properties of limits to show that the function is continuous at the given number a. x→−1limf(x)f(x)=(x+3x3)4,a=−1=x→−1lim(x)4=(x→−1lim(=(x→−1lim(x)+x→−1lim(x) by the power law =(x→−1lim(x)+(=(−1+3()x→−1(x3))4 by the sum law = Find f(−1).
Find f. f′′(x)=36x2+2x+6,f(1)=5,f′(1)=−2f(x)=