6-4: nth Roots

I can simplify radicals and approximate them using a calculator

• A “radical” or “square root sign” means the power is a fraction

• A “radical” or “square root sign” means the power is a fraction

• A “radical” or “square root sign” means the power is a fraction

• A “radical” or “square root sign” means the power is a fraction

• A “radical” or “square root sign” means the power is a fraction

• A “radical” or “square root sign” means the power is a fraction

• A “radical” or “square root sign” means the power is a fraction

• A “radical” or “square root sign” means the power is a fraction

• A “radical” or “square root sign” means the power is a fraction

Absolute Value

Absolute Value

Absolute Value

Absolute Value

Absolute Value

• Ex:

• Ex:

• Ex:

• Ex:

• Ex:

• Ex:

• Ex:

• Ex:

• Ex:

• Ex:

• Ex:

• Ex:

• Ex:

• Ex:

HW: 12-55 all

Answer Key: Evens• 12. ±11x2y8

• 14. ±7x2

• 16. -9a8b10c6

• 18. (x + 15)2

• 20. (a2 + 4a)6

• 22. d4x6

• 24. -|(2x + 1)3|• 26. –(y – 9)3

• 28. |a3|

• 30. 3|(x + 4)|• 32. (y3 + 5)6• 34. x2|y|• 36. 3• 48. ±8iy4z3

• 50. ±2x4y2

• 52. 2cd4

• 54. –(y – z)3