Section 6-5

Graph Square Root and Cube Root Functions

Parent Functions

𝑔 (𝑥 )= 3√𝑥

Example 1 Graph , state the domain and range.

Step 1: Use graphing calculator to make a T-Chart.

Step 2: Plot points and draw in smooth curve.

x 0 1 2 3 4

y 0 -2 -2.8 -3.5 -4

Step 3: State domain and range.

Domain: Range:

Example 2 Graph , state the domain and range.

Step 1: Use graphing calculator to make a T-Chart.

Step 2: Plot points and draw in smooth curve. Step 3: State domain

and range. Domain: Range:

All Real Numbers All Real

Numbers

x -3 -2 -1 0 1 2

y -2.9 -2.5 -2 0 2 2.5

Homework

Section 6-5Pages 449 –451 3 - 9, 11, 12,

17 – 20, 29, 36