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2 тысяч видео
X Grade - Quadratic Equations- Solve for x : x^-2 - 2 x^-1 = 8
Find the remainder when 3^128 is divided by 13
Coordinate Geometry: Straight lines: Parallel line equidistant from 2 parallel lines - Example
Circles:Find the equation of the circle which touches both the axes and straight line 4x + 3y -6 =0
Calculus: Indefinite Integration- Integral of 1/(1 + Sin x + Cos x)
Solve for x: (2x -7)(x^2 - 9)(2x+5)=91
(No Audio) Trig : If Cosec theta = x + 1/4x then prove that cosec theta + cot theta = 2x or 1/2x
X Grade : Quadratic Equations - Solve for x if sqrt((1-x)/x) + sqrt(x/(1-x)) = 13/6
Coordinate geometry: Circles : Find centre and radius given the equation of circle
Circles- Alternate segment theorem proof
Trigonometry:FIITJEE - If alpha and beta are two roots of the equation a Cos theta + b sin theta = c
IIT JEE mains 2017 - Cube roots of unity problem
Solve the equation: 41x + 47y = 2191 where x and y are positive integers.
Trigonometry XI Grade: If cosec theta + cot theta = 1/3 then find Cos theta and the quadrant theta..
How to calculate area of minor segment of a circle given radius as r and central angle as theta.
Trigonometry: If Sin A = 3/5 , Cos B = -12/13 then show that Sin(A+B) = -56/65 where A and B lie…..
Trigonometry : Law of sines - Find the value of x
Trigonometry XI Grade: Prove that (Sec8A - 1)/( Sec 4A - 1) = Tan 8A / Tan 2A
Calculus - Integration - Integral of ( sqrt(1+ x^2))/ x^4
Trigonometry XI Grade: Prove that Tan A + 2 Tan 2A + 4 Tan 4A + 8 Cot8A = Cot A
Trigonometry: If tan theta - cot theta =a and Cos theta + sin theta = b then (a^2 +4) (b^2 -1) ^2=?
IIT JEE 2012 - Integral of Sec^2 x / (Sec x + tan x )^(9/2)
Trigonometry XI : If tan theta = sec 2 alpha then sin 2theta =( 1- tan^4 alpha / 1+ tan^4 alpha)
Solve inequality | x-2| greater than 1
Product of vectors : Prove that given 4 points are coplanar
Coordinate Geometry: Find the third vertex of an equilateral triangle given the two vertices.
Matrices: Gauss - Jordan method for solution of simultaneous linear non homogeneous equations
Trigonometry: If Cos A= 5/13 and A not in first quadrant find the value of (Sin A+ Cos A)/(Tan A -1)
Calculus: Integration - Integral of log (x+1) / (1+x^2)
Polynomials: X Grade- If one zero of the polynomial 3x^2 + (1+4m) x + m^2 +5 is 1/3 times the other
Permutations: Finding the word at a given rank - Example
(No Audio)Trigonometry: Prove that ( Cos^6 alpha -Sin^6 alpha ) =Cos2 alpha *(1- 1/4 Sin^2 2 alpha)
Direct and Inverse Proportion - Example involving 3 variables.
Prove that 2 sin alpha /( 1+ Cos alpha + sin alpha) = (1- cos alpha + sin alpha)/ ( 1+ sin alpha)
(No Audio) X Grade: Quadratic Equations: Solve for x: (x-1)/(x-2) + (x-3) /(x-4) = 10/3.
Trigonometry: Trigonometric ratios - Find the value of x
Trigonometry identities - XI Grade : Prove that 4 ( Cos^3 10 + Sin^3 20) = 3( Cos 10 + Sin 20)
If an angular bisector is also a median then it is an isosceles triangle. Proof by mid point theorem
Volume of double cone formed when a right triangle is revolved about its hypotenuse- Example -3 4 5.
Trigonometry XI Grade: If Tan (A+B)=1 and Tan(A-B) = 1/7 then find the values of Tan A and Tan B
Sets - Operations on sets - Practical problems - 2 sets
Trigonometry - Law of Sines - Law of cosines - Find the angle x
Calculus - Integration - Integral of (cos 2x - cos 2 alpha)/ ( sin x - sin alpha)
Solve Inequality: 1/x + 1/(x+1) greater than 0
Matrices: Transpose of a Matrix : Example 2
Calculus: Limits: Limits of trigonometric functions - Examples 2
Calculus - Integration - Integral of 1/ sqrt(1-sin x)
Calculus : Integration- Integral of log x / (1 + log x)^2
Geometry : Find the area of trapezium given measurements of parallel sides and non parallel sides.
Circles : Tangents and secants - X grade: PA * PB = P T^2
