From Ramanujan to calculus cocreator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to work with radical equations containing invalid or "extraneous" solutions.
 Hot
 Latest

How To: Remember "greater than" & "less than" symbols

How To: Find the Percent Given Two Numbers

How To: Find the Volume of Composite Figures (Also Called Composite Shapes)

How To: Find the slope of a line given 2 points with fractions

How To: Find and sketch the domain of a multivariable function

How To: Find percent by mass & percent composition

How To: Graph an inequality in slopeintercept form

How To: Find the volume of a regular pyramid

How To: Use ">" (greater than) and "<" (less than) symbols

How To: Calculate Faster Than a Calculator

How To: Find a number given Its percent

How To: Find the area of a parallelogram using geometry

How To: Divide small numbers by big numbers

How To: Calculate the area of a parallelogram

How To: Calculate percent composition for chemistry

How To: Find a missing side of a triangle, similar to another

How To: Translate a shape

How To: Find Leg Lengths and Hypotenuse of a 45 45 90 Triangle

How To: Find a missing coordinate given: coordinate & equation

How To: Find the x & y intercepts of rational functions

How To: Remember "greater than" & "less than" symbols

How To: Find the Percent Given Two Numbers

How To: Find the Volume of Composite Figures (Also Called Composite Shapes)

How To: Find the slope of a line given 2 points with fractions

How To: Find and sketch the domain of a multivariable function

How To: Find percent by mass & percent composition

How To: Graph an inequality in slopeintercept form

How To: Find the volume of a regular pyramid

How To: Use ">" (greater than) and "<" (less than) symbols

How To: Calculate Faster Than a Calculator

How To: Find a number given Its percent

How To: Find the area of a parallelogram using geometry

How To: Divide small numbers by big numbers

How To: Calculate the area of a parallelogram

How To: Calculate percent composition for chemistry

How To: Find a missing side of a triangle, similar to another

How To: Translate a shape

How To: Find Leg Lengths and Hypotenuse of a 45 45 90 Triangle

How To: Find a missing coordinate given: coordinate & equation

How To: Find the x & y intercepts of rational functions
Be the First to Comment
Share Your Thoughts