Roots 4 Rationalizing Denominators Notes

Roots 4 Rationalizing Denominators Notes

Name ________________________ October, 2015

Trigonometry Radical Equation Worksheet

Roots 4 Rationalizing Denominators Notes

Roots 4 Rationalizing Denominators Notes

Rationalizing Denominators1. When do I need to rationalize a fraction?2. How do I rationalize a fraction?3. What is a ?

My math worries… 1.

2.

*3.

Roots 4 Rationalizing Denominators Notes

Express each of the following in simplest radical form:

Roots 4 Rationalizing Denominators Notes

conjugate:

Rationalize each of the following fractions using the appropriate method:

a conjugate is a binomial formed by negating the second term of a

difference of squares because the middle two terms cancel each other out.

(x - y)(x + y) = x2 + xy - xy - y2 = x2 2

Roots 4 Rationalizing Denominators Notes

Can you:explain what a conjugate is and why it is useful?

rationalize a fraction? How?

Type I Type II

Roots 4 Rationalizing Denominators Notes

Roots 4 Rationalizing Denominators Notes