MCQ
The function f(x) $=\frac{x+1}{9 x+x^3}$ is.
- Acontinuous for all real values of x
- ✓discontinuous at exactly one point
- Cdiscontinuous at exactly three points
- Ddiscontinuous at exactly two points
✓
Answer
Correct option: B.
discontinuous at exactly one point
B
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The rate at which the metal cools in moving air is proportional to the difference of temperatures between the metal and air. If the air temperature is 290 K and the metal temperature drops from 370 K to 330 K in 1 O min, then the time required to drop the temperature upto 295 K.
Fertilization between opposite mating gametes leads to ______.
Which of the following is an observation of Alexander von Humboldt's documented pattern in ecology?
A length L of wire carries a steady current I. It is bent first to form a circular plane coil of one turn. The same length is now bent more sharply to give a double loop of smaller radius. The magnetic field at the centre caused by the same current is ______.
Which among the following group 15 elements does not exhibit allotropy?
If the length of an oscillating simple pendulum is made `1/3` times at a place keeping amplitude the same, then its total energy (E) will be ______
The means of two samples of sizes 60 and 120 respectively are 35.4 and 30.9 and the standard deviations are 4 and 5. Obtain the standard deviation of the sample of size 180 obtained by combining the two samples.
The simplest mode of a vibration of the string is called ____________.
A triangular loop of side `l` carries a current I. It is placed in a magnetic field B such that the plane of the loop is in the direction of B. The torque on the loop is ____________.
In the following figures, the diodes are either forward biased or reversed biased. Choose the CORRECT statement:
