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Determine whether each of these functions is a bijection from R to R.
a) f(x)=−3x+4
b) f(x)=−3x2+7
c) f(x)=x+1x+2 d)f(x)=x5+1
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Find the linear approximation of the function f(x)=1−x at a=0 and use it to approximate the numbers 0.9 and 0.99.
The graph is a translation of the graph of f(x)=2x2. Write the function for the graph in vertex form.
Does ∑−1nln2n1n converge or diverge?
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