Algebra 2 - Section 7.5 Graphing Square Root & Cube Root ... · 07.11.2016 · Graph y = √x x y...
Transcript of Algebra 2 - Section 7.5 Graphing Square Root & Cube Root ... · 07.11.2016 · Graph y = √x x y...
warm-up after 7.4
Let f(x) = 2x - 5 and g(x) = -3x + 4.
2. the inverse of g1. f(g(x)) =
Find...
3. the vertex of the parabola y = (x – 3)2 + 8
Algebra 2 - Section 7.5Graphing Square Root & Cube Root Functions
Objectives:Graph square root & cube root functions.[F.IF.7b & F.BF.3]
Graph y = √x
x y
Parent Functions for Square Root & Cube Root Functions
Domain:
Range:
Graph y = ∛x
x y
Domain:
Range:
Graph y = 2√x . State the domain & range.
x y
Domain:
Range:
To graph y = a√x - h + k or y = a∛x - h + k
1. Sketch the graph of y = a√x or y = a∛x. (Parent function)
2. Shift the graph h units horizontally & k units vertically.
y = √x + 1 + 31.
Graph each function by first graphing the parent function. Then state the domain & range.
Domain:
Range:
y = -2√x - 3 + 22.
Domain:
Range:
y = ∛x + 3 - 53.
Domain:
Range:
y = 3∛x + 4 - 14.
Domain:
Range:
Assignment: 7.5 worksheet