Need to know how to solve a quadratic equation that won't factor? Watch this free video algebra lesson to learn how to solve it by completing the square. 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 finish your homework or study for that next big test).
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How To: Use ">" (greater than) and "<" (less than) symbols

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

How To: Do long division without a calculator

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

How To: Find the Percent Given Two Numbers

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How To: Find the Slope Given 2 Ordered Pairs

How To: Find a number given Its percent

How To: Prove a triangle inscribed in a circle is right angled

How To: Bisect a line segment

How To: Identify number types

How To: Convert fractions to decimals quickly and easily

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How To: Reduce a fraction by finding common factors in math

How To: Calculate Faster Than a Calculator

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How To: Find the area & perimeter of triangles & squares

How To: Calculate the area of a parallelogram

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