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Find the probability that somebody is healthy given that they have positive test result?
Find the product of roots of $\dfrac{x^{2002} + 4x^{2001}}{4x^{2000}} = 8$.
Find the product of the roots of the quadratic equation $4x^2 + 2x - 1 = 0$.
Find the quotient of x^3 - x^2 - 5x + 6 divided by x - 2.
Find the radius of curvature of the curve $y = x^3 - 2x^2 + 5x - 3$ at $x = 5$.
Find the radius of the circumscribing circle of the regular octagon having an area of 320 cm2.
Find the roots of the quadratic equation by differentiation method
Find the slope of the curve $x^2 + y^2 - 6x + 10y + 5 = 0$ at point $(1, \, 0)$.
Find the slope of the line determined by the points (-3, 4) and (1, -6).
Find the slope of the line passing through the points (2, 6) and (2, -4).
Find the sum of $$ 1 + 2\left( \dfrac{1}{3} \right) + 3\left( \dfrac{1}{3} \right)^2 + 4\left( \dfrac{1}{3} \right)^3 + \ldots + n\left( \dfrac{1}{3} \right)^{n - 1} + \dots $$
Find the sum of the arithmetic sequence 2, 4, 6, 8, 10, 12.
Find the sum of the coefficient of the variables in the expansion of $(2x + 4y - 3)^5$.
Find the sum of the first terms of the progression 2, 4, 8, 16,…
Find the term independent of x in the expansion of a given binomial
Find the term that is independent of x in the expansion of $\left( 2 + \dfrac{3}{x^2} \right)\left( x - \dfrac{2}{x} \right)^6$.
Find the value of $x = \sin^2 \varphi - \cos^2 \varphi$ if $\varphi$ is $\pi / 4$ or $45^\circ$.
Find the value of x
Find the value of x if $x = \dfrac{1 + \tan^2 \phi}{\tan \phi \, \csc^2 \phi}$.
Find the values of b for which the line y = 3x + b and the parabola y^2 = 5x will have no common point.
Find the volume generated by revolving the area on the 1st and 4th quadrants by the ellipse y^2 / 9 + x^2 / 4 = 1 about the line x = 3.
Find the volume of a circular cone having a base radius of 20 cm and axis 30 cm, if the axis makes an angle of 60° from the base.
Find the volume of the tetrahedron bounded by the coordinate planes and the plane $8x + 12y + 4z - 48 = 0$.
Find two consecutive positive even integers such that the square of the second, decreased by twice the first is 124. Find the smaller number.
Find x if the point (x, 2) is equidistant from (3, 2) and (7, 2).
Find x in the expression (x/5)^2/3 = 5.
Find y’ if x = 2 arccos 2t and y = 4 arcsin 2t
Finding The Length Of Parabolic Curve Given Change In Grade Per Station
Finding the sum of sequence
Finding the terminal points
First Order Differential Equation
First Shifting Property | Laplace Transform
Five men and three women are arranged randomly in a row. What is the probability that there are not two women standing together anywhere in the row?
Fixed-end moments of fully restrained beam
Flanged bolt couplings
Flexure Formula