Determine where the graph of f(x) = ln |x?4| is concave upward and where it is concave downward. Also, find all inflection points of the function.
What will be an ideal response?
concave downward: (?? ,4) and (4, ?) , concave upward: nowhere; inflection points: none
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Solve the problem.An electronics store stocks VCRs, stereo systems, and television sets. They have limited storage space and can stock a total of at most 150 of these three machines. They know from past experience that they should stock twice as many VCRs as stereo systems and at least 30 television sets. If each VCR sells for $450, each stereo system sells for $2000, and each television set sells for $650, how many of each should be stocked and sold for maximum revenues?
A. 72 VCRs, 36 stereo systems, 42 television sets B. 60 VCRs, 60 stereo systems, 30 television sets C. 56 VCRs, 28 stereo systems, 66 television sets D. 80 VCRs, 40 stereo systems, 30 television sets
Find the complement and the supplement of the given angle. If the angle has no complement or supplement state so.144°
A. No complement Supplement is 36° B. No complement Supplement is -54° C. Complement is 36° No supplement D. Complement is -54° Supplement is 36°
Find the volume. Use ? ? 3.14. Round to the nearest tenth when necessary.a cylinder with diameter 8 in. and height 11 in.
A. 2210.6 in.3 B. 138.2 in.3 C. 552.6 in.3 D. 276.3 in.3
Find the slope of the line that passes through the given two points. If the slope is undefined, state this.(2, -5) and (2, 3)
A. 2 B. Undefined C. 4 D. 8