Equations
10 videos
0
14
Algebra 2 - Equations in Algebra 2: What to Expect
Overview of solving advanced equations: rational, radical, quadratic systems, and graphing methods. Covers techniques like clearing fractions and identifying extraneous solutions.
0
8
Algebra 2 - How to Solve Rational Equations
Learn how to solve rational equations by identifying excluded values, clearing denominators, and checking solutions to ensure they don't make denominators zero.
0
3
Algebra 2 - Solving a Rational Equation Step by Step
Learn how to solve rational equations with variables in the denominator, including checking for extraneous solutions and domain restrictions.
0
0
Algebra 2 - Finding the Inverse of a Rational Function
Learn how to find the inverse of a rational function by swapping x and y, then solving for y. Step-by-step example with f(x) = (3x+1)/(2-x).
0
0
Algebra 2 - How to Solve Square-Root Equations
Learn how to solve square root equations by isolating the radical, squaring both sides, and checking for extraneous solutions that can appear when squaring.
0
0
Algebra 2 - Solving a Square-Root Equation (Worked Example)
Learn how to solve square root equations step-by-step: isolate the radical, square both sides, solve for x, and always check for extraneous solutions.
0
0
Algebra 2 - Why Do Extraneous Solutions Happen?
Learn why squaring equations creates extraneous solutions and how irreversible algebra steps can produce fake answers that don't work when checked.
0
0
Algebra 2 - Solving Cube-Root Equations
Learn why cube root equations don't create extraneous solutions, unlike square roots. See step-by-step how to solve cube root equations with a clear example.
0
0
Algebra 2 - Quadratic Systems: Where Lines Meet Curves
Learn how to find intersection points between a line and parabola using substitution and solving the resulting quadratic equation.
0
0
Algebra 2 - Solving Any Equation by Graphing
Learn how to solve complex equations by graphing both sides as separate functions and finding their intersection point, a useful SAT strategy when algebra fails.