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In a series of practice problems, learners use the substitution method to solve systems of linear equations, also called "simultaneous linear equations."
By Terry Lark
In this learning object you'll review direct, inverse, joint, quadratic, and combined variations.
By Allen Reed, Douglas Jensen
In this animated activity, learners read the definition of a parallelogram and then find the perimeter and area of parallelograms in practice problems.
Excel: Entering a Complex Number
By Patrick Hoppe
Learners examine the complex number function to convert real and imaginary coefficients into a complex number.
Statics: Resultant Calculations via Graphical Method
By Steve Whitmoyer
In this interactive learning object, students calculate a resultant of multiple forces acting in a concurrent, coplanar condition.
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