01:15
Writing a one-step expression for a real-world…
Writing a one-step expression for a real-world situation
Some discussion of vocabulary combined with writing a simple expression from a verbal description.
04:44
Finding the roots of a quadratic equation with…
Finding the roots of a quadratic equation with leading coefficient greater than 1
This is a quadractic equation that can be factored to solve it. The zero product property allows writing the factors each equal to 0 and then solving those linear equatioins.
02:32
Factoring out a binomial from a polynomial: GCF…
Factoring out a binomial from a polynomial: GCF factoring, basic
Demonstrates how to remove a common factor that not just a single number or variable, but a binomial i. e. a two-term expression.
03:25
Finding slopes of lines parallel and…
Finding slopes of lines parallel and perpendicular to a line given in slope-intercept form
Describes how and why the slopes of parallel and perpendicular lines can be found
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