Zadanie 5
The expression h(x) = log3(3x2 − rx + r − 2) must define a real-valued function for every real x. Find all possible real r.
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Znaleziono 1343 zadania
The expression h(x) = log3(3x2 − rx + r − 2) must define a real-valued function for every real x. Find all possible real r.
Solve Q(x)<0.
Find the greatest k for which f is real-valued throughout x≤k and has an inverse on that domain. Justify your answer.
Find E(X).
If E(c−3X)=0, find the constant c.
Find the median of X.
Find the range of f.
The region under y=f(x), above the x-axis and within the stated interval is rotated through a full turn about the x-axis. Find the volume.
How many assignments are possible if the four probes must not form one adjacent block?
Two additional distinct probes E,F are now installed. A,B,C,D must occupy an adjacent block of four. How many assignments of all six probes are possible?