The set of all real numbers has
AA maximum but no minimum
BBoth a maximum and a minimum
CNo maximum and no minimum
DA minimum but no maximum
Answer & Solution
Correct answer: C. No maximum and no minimum
The reals are unbounded above and below, so neither a greatest nor a least element exists.
Keep practising Application of Derivatives
Browse all Application of Derivatives questions for Bihar Board Class 12 (Commerce), or explore more Mathematics topics.
Related questions
A square tile has side x. At what rate does its area change with x when x = 4?Where does x·e^(−x) peak? Give the x-coordinate.For x + y = 10 with x, y > 0, the product x²y is greatest when x =A rectangle is inscribed in a circle of radius 5 cm. What is its greatest possible area?What is the rate of change of a sphere's volume with respect to its radius at r = 10 cm?A 2 m man walks at 5 km/h away from a 6 m lamp post. How fast does his shadow's tip move?At radius 3 cm, growing 0.5 cm/s, how quickly is a sphere's volume increasing?A square's side grows at 2 cm/s. How fast is its area growing when the side is 7 cm?