Notes 1­3 Graphs of Functions
Ex 3
Use the graph to determine the domain and range.
Vertical Line Test­
Use the Vertical Line Test to decide whether the graphs represent functions.
Ex1
Ex2
Aug 19­9:47 PM
Ex 4
Determine the intervals on which each function is increasing, decreasing, or constant.
Aug 19­10:04 PM
Aug 19­10:05 PM
Ex 5 Find the domain of f(x) = √x + 1 Algebraically and Graphically
Aug 19­10:16 PM
1
Ex 6 Use a graphing utility to estimate the relative maximum of
f(x) = ­3x2 – 2x + 1
Aug 19­10:20 PM
Even and Odd Functions
Ex 7 Sketch the graph of f( x)=
x + 1, if x ≤ 2
1­ x, if x > 2
Aug 20­1:43 PM
Ex 8 f( x)= x4 ­ x Determine whether the function is even, odd, or neither.
Ex 9 g( x) = x
x2 + 1
Aug 20­2:04 PM
Aug 20­2:07 PM
2
pg 38­41
1­6(Vocab Check), 1­4, 7 and 9 algebraically only, 12­20 EVEN, 23, 27, 31, 41, 46, 60, 67, 81, 87, 89
Aug 22­2:15 PM
3