7.1 Roots and Rational Exponents Objective: to rewrite radicals in rational exponent notation and evaluate radicals
nth root is defined as n is called the index of the radical Vocabulary
Real nth roots
Find the indicated real nth root(s) of a Examples
If is an nth root of a and m is some positive integer:
Examples: Change from exponent form to radical form
Examples: Change from radical form to exponent form.
Examples: Evaluating Expressions with Rational Exponents
You Try!
Approximating Root with a calculator
Examples: Solving Equations Using nth roots
Read Section 7.1 Pgs. 404-406: 13-22 all, 29, 30, 32, 34, 35, 37, 38, 40, 53, 55, 56, 59, 60, 78-84 even Assignment