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In the following cases find the c9ordinates of foot of perpendicular from the origin `2x + 3y + 4z - 12` = 0
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Find the vector and cartesian equations of the planes that passes through (1, 0, – 2) and the normal to the plane is `hati + hatj - hatk`
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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.
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Find the height of the cylinder of maximum volume that can be inscribed in a sphere of radius a.
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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)
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If f(x) = ax2 + 6x + 5 attains its maximum value at x = 1, then the value of a is
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If the horizontal and vertical components of a force are negative, then that force is acting in between
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The minimum value of `1/x log x` in the interval `[2, oo]` is
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The function f(x) = [x], where [x] =greater integer of x, is
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Let A be the foot of the perpendicular from focus P of hyperbola `x^2/a^2 - y^2/b^2 = 1` on the line bx – ay = 0 and let C be the centre of hyperbola. Then the area of the rectangle whose sides are equal to that of PA and CA is,
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Range of projectile will be maximum when angle of projectile is
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The function `f(x) = x^3 - 6x^2 + 9x + 25` has
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The maximum area of a right angled triangle with hypotenuse h is:
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The method of splitting a single force into two perpendicular components along x-axis and y-axis is called as ______.
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The numerator of a fraction is 4 less than its denominator. If the numerator is decreased by 2 and the denominator is increased by 1, the denominator becomes eight times the numerator. Find the fraction.
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The derivative of `sin^-1 ((2x)/(1 + x^2))` with respect to `cos^-1 [(1 - x^2)/(1 + x^2)]` is equal to
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A unit vector perpendicular to the plane ABC, where A, B and C are respectively the points (3, –1, 2), (1, –1, –3) and (4, –3, 1), is
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The coordinates of the foot of the perpendicular drawn from the point A(1, 0, 3) to the join of the points B(4, 7, 1) and C(3, 5, 3) are
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Find the values of 'K' if area of triangle is 4 square units and vertices are (k, 0), (4, 0), (0, 2).
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What will the equation of line joining (1, 2) and (3, 6) using determinants
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