Khan Academy: Algebra: Complex Numbers: Iit Jee Complex Numbers (Part 3)

Video shows working a problem from the IIT JEE test which involves algebraic manipulation and using what the argument of complex numbers is to visually reason if two given equations about arguments are true. [7:26]

Video shows working a problem from the IIT JEE test which involves using algebraic manipulation to determine the validity of an equation with magnitudes of the differences of certain complex numbers. [7:21]

Video first reviews what imaginary and complex numbers are. Shows example of graphing a complex number. Gives general explanations and formulas for adding, subtracting, multiplying and dividing complex numbers. Includes link to...

The third video of five on solving an IIT JEE problem concerning a tangent line that is common both to a circle and a hyperbola. This video uses algebra to determine where the arbitrary line y = mx + b could intersect the given hyperbola...

The second video dedicated to solving an IIT JEE problem concerning a tangent line that is common to both a circle and a hyperbola. This video uses algebra to determine where the arbitrary line y = mx + b could intersect the given circle...

An instructional video that presents the solution to an IIT JEE problem about the intersection points of a circle and a hyperbola. Students must find the intersection points and then determine the equation for a circle whose diameter is...

The fourth of five videos on solving an IIT JEE problem concerning a tangent line that is common both to a circle and a hyperbola. This video combines equations from both the second and third videos to form a system of two equations in...

The first of five videos created to solve an IIT JEE problem concerning a tangent line that is common to both a circle and a hyperbola. In this video the circle and hyperbola are graphed and the instructor shows what the common tangent...

The final video in the series on solving an IIT JEE problem concerning a tangent line that is common both to a circle and a hyperbola. The video first completes solving for the slope that began in the previous video and then substitutes...

Video shows an example of dividing complex numbers using complex conjugates. [4:58]