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Probability that 'A' speaks truth is `4/5`. A coin is taked. A reports that head appears. the probability that actually there was head is
Concept: undefined >> undefined
If 'A' and 'B' are two events such that A ⊂ B and P(B) ≠ 0, then which of the following is true :-
Concept: undefined >> undefined
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Find the maximum profit that a company can make, if the profit function is given by P(x) = 41 + 24x – 18x2.
Concept: undefined >> undefined
Find the height of the cylinder of maximum volume that can be inscribed in a sphere of radius a.
Concept: undefined >> undefined
A ball is thrown upward at a speed of 28 meter per second. What is the speed of ball one second before reaching maximum height? (Given that g= 10 meter per second2)
Concept: undefined >> undefined
Range of projectile will be maximum when angle of projectile is
Concept: undefined >> undefined
Find the equation of the curve at every point of which the tangent line has a slope of 2x:
Concept: undefined >> undefined
The area above the x-axis and under the curve `y = sqrt(1/x - 1)` for `1/2 ≤ x ≤ 1` is:
Concept: undefined >> undefined
The function `f(x) = x^3 - 6x^2 + 9x + 25` has
Concept: undefined >> undefined
Two matrices A = [aÿ] and B = [bÿ] are said to be equal if.
Concept: undefined >> undefined
What is the value of a, b, c and 'd' from the following equation?
`[(2a + b, a - 2b),(5c - d, 4c + 3d)] = [(4, -3),(11, 24)]`
Concept: undefined >> undefined
If A = `[(cos a, - sin a),(sin a, cos a)]`, then A+ A1 = l, if the value of a is:
Concept: undefined >> undefined
Choose the correct answer in the following questions
If A = `[(alpha, beta),(y, - a)]` is such that A2 = I, then
Concept: undefined >> undefined
The point on the curve `x^2 = 2y` which is nearest to the point (0, 5) is
Concept: undefined >> undefined
For all real values of `x`, the minimum value of `(1 - x + x^2)/(1 + x + x^2)`
Concept: undefined >> undefined
The maximum value of `[x(x - 1) + 1]^(2/3), 0 ≤ x ≤ 1` is
Concept: undefined >> undefined
From the differential equation of the family of circles touching the y-axis at origin
Concept: undefined >> undefined
Form the differential equation of family of circles having centre on y-axis and raduis 3 units
Concept: undefined >> undefined
Form the differential equation of the family of hyperbola having foci on x-axis and centre at origin.
Concept: undefined >> undefined
Find the vector equation of a plane which is at a distance of 7 units from the origin and which is normal to the vector `3hati + 5hatj - 6hatk`
Concept: undefined >> undefined
