Search for tag: "pattern"

Solving a quadratic equation by completing the square: Exact Answers

Two examples are shown here, one relatively easy, then one with some fractions involved.

From  Tom Grant 4 plays 0  

Solving a word problem involving consecutive integers

This describes the way to represent a series of consecutuve integers, then consecutive odd or even integers so that you can w rite an expression that combines them.

From  Tom Grant 8 plays 0  

Identifying numbers as rational or irrational

A brief description of the difference between rational and irrational numbers followed by examples of number in both categories.

From  Tom Grant 21 plays 0  

Adding rational expressions with denominators ax - b and b - ax

Describes how to deal with denominators that are simply opposite in sign when adding or subtracting fractional expressions.

From  Tom Grant 23 plays 0  

Multiplying conjugate binomials: Univariate

Demonstrates what happens when the F.O.I.L. method is applied to multiply two binomails of the form (a + b) (a - b). It's special circumstance that allows a short cut.

From  Tom Grant 32 plays 0  

Graphing a linear equation of the form y = mx

Demonstrates how to graph this tyep of equation by finding three points, but also how you can find just one point and use the slope "m" to find others.

From  Tom Grant 56 plays 0