Engineering Questions — Mathematics
122 solved questions with detailed explanations
Q.2. Let and be real number such that . Then the value of is :
Q.8. The mean deviation about the mean for the data [Figure: Data table with x and f values] is equal to :
Q.5. The value of is:
Q.8. If , then a is equal to :
Q.6. Let tan A, tan B, where , be the roots of the quadratic equation . Then is equal to :
Q.14. The shortest distance between the lines and is:
Q.24. For the functions , and , , let . If the first term of a G.P. is , its common ratio is and the sum of its first 10 terms is , , then is equal to ________.
Q.15. The square of the distance of the point from the line along the line is equal to:
Q.24. Let a circle C have its centre in the first quadrant, intersect the coordinate axes at exactly three points and cut off equal intercepts from the coordinate axes. If the length of the chord of C
Q.5. Let upto 40 terms. If is a root of the equation , , then is equal to :