Operations with radicals  Radicals
Operations with radicals
Lessons
Notes:
$\cdot$ even root: ${^{even}}\sqrt{positive}=defined$ i.e. $\sqrt{64}=8$
${^{even}}\sqrt{negative}=undefined$ i.e. $\sqrt{64}=undefined$
$\cdot$ odd root: ${^{odd}}\sqrt{positive\;or\;negative}=defined$ i.e. ${^3}\sqrt{64}=4$
i.e. ${^3}\sqrt{64}=4$

1.
Evaluating Radicals Algebraically
Without using a calculator, evaluate: 
2.
Evaluating Radicals Using a Calculator
Use a calculator to determine: 
4.
Determine whether the following statements are true or false.