if ` 0 lt a lt 1` then `a+1/a` is equal to (a) less than 2 (b) greater than 2 (c) less than 4 (d) greater than 4

if 0

The length of the perpendicular from the point (2, -1,4) on the straight line, (x-3 /(10 =(y-2 /(-7 =(z /(1 is greater than 3 but less than 4 less than 2 greater than 2 but less than 3 greater than 4

" If in a "Delta ABC" ,angle "A" is greatest,also given "sin A+sin B+sin C<=1" then value of "B+C" is (A) less than "30^(@) "(B) greater than "30^(@)" (C) less than "15^(@)" (D) greater than "15^(@)"

The value of int_0^1 e^(x^2)dx is (A) less than e (B) greater than 1 (C) less than e but greater than 1 (D) all of these

The value of int_0^1 e^(x^2)dx is (A) less than e (B) greater than 1 (C) less than e but greater than 1 (D) all of these

The probability of a certain event is 0(b)1(c) greater than 1(d) less than 0

The probability of an impossible event is (a)1 (b) 0 (c) less than 0 (d) greater than 1

If an equilateral triangle of area X and a square of area Y have the same perimeter, then X is equal to Y greater than Y (c) less than Y (d) less than or equal to Y

The probability of an impossible event is 1 (b) 0 (c) less than 0( d ) greater than 1