Engineering Questions — Mathematics
122 solved questions with detailed explanations
Q.5. is equal to :
Q.9. A data consists of 20 observations . If and , then the ratio of mean to standard deviation of this data is:
Q.8. The number of ways, of forming a queue of 4 boys and 3 girls such that all the girls are not together, is:
Q.22. Let the centre of the circle be in the first quadrant and lie on the line . Let the area of an equilateral triangle inscribed in the circle be . Then the square of the length of the chord of th
Q.6. A candidate has to go to the examination centre to appear in an examination. The candidate uses only one means of transportation for the entire distance out of bus, scooter and car. The probabili
Q.3. Let . Then is equal to :
Q.12. is equal to :
Q.3. Let be a complex number such that and . Then is equal to :
Q.20. Let be the base of natural logarithm and let and be two bijective functions such that is strictly decreasing and is strictly increasing. If , then the area of the region is :
Q.24. Let f: RR be a function such that f(x) + 3f(-x) = sinx, x R. Let maximum value of f on R be . If the area of the region bounded by the curves g(x) = x² and h(x) = x³, > 0, is ², then 30³ is eq