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Unformatted text preview: Slide 1 College Algebra
Section 1.6
Other Types of Equations Slide 2 Types of Equations Rational Equations Radical Equations Equations in Quadratic Form Slide 3 Rational Equations Factor all denominators. Multiply both sides times the least common
Multiply
denominator and solve the resulting
equation.
equation. Check your answers! Slide 4 Radical Equations Isolate the radical. If there is more than one
Isolate
radical isolate one of them.
radical Raise both sides to the appropriate power. Simplify, being careful when raising quantities to
Simplify,
powers. Solve the resulting equation. Check your answers! Slide 5 Equations of Quadratic Form An equation is of Quadratic Form if it can be
An
written as
written
au2 + bu + c = 0
where a ≠ 0 and u is some algebraic expression.
where
and Solve by substituting u for the appropriate
Solve
for
expression.
expression. Don’t forget to write your solution in terms of the
Don’t
original variable!
original ...
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 Spring '08
 DUCK
 Algebra, Equations

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