1. U3D6 Have out: Bellwork: Solve for x. 1) 2) 3x = 12x + 4 –12x –12x
Assignment, pencil, red pen, highlighter, textbook, GP notebook, calculator
U3D6
Have out:
Bellwork:
Solve for x. 1) 2) +1 +1 +1 +1
3x = 12x + 4
–12x
–12x
4x – 6 = –3x
–4x
–4x
–9x = 4 –9 –9
–6 = –7x –7 –7 +2
total: +2

2. FX 56 – 59 Replacement Worksheets: Graphing Exponential Functions
Take out the
worksheet
FX 56 – 59 Replacement Worksheets: Graphing Exponential Functions
Fill in each table and sketch both functions on the same axes. Use different colors for each function.

3. y1 and y2 are symmetric with respect to the _____________.x 6 5 4 3 2 1 –1 –2 –3 –4 –5 –6 x -3 -2 -1 1 2 3 y 1 2 4 8 x -3 -2 -1 1 2 3 y -1 -2 -4 -8
y1 and y2 are symmetric with respect to the _____________.
x–axis

4. y1 and y2 are symmetric with respect to the _____________.x 6 5 4 3 2 1 –1 –2 –3 –4 –5 –6 x -3 -2 -1 1 2 3 y 1 3 9 27 x -3 -2 -1 1 2 3 y 27 9 3 1
y1 and y2 are symmetric with respect to the _____________.
y–axis

5. y x 6 5 4 3 2 1 –1 –2 –3 –4 –5 –6 x -3 -2 -1 1 2 3 y 1 x -3 -2 -1 1 2 3 y 1

6. Since y2 could be written as , then x 6 5 4 3 2 1 –1 –2 –3 –4 –5 –6
Since y2 could be written as
, then
y1 and y2 are symmetric with respect to the _________________.
y–axis (or x = 0)

7. y x 6 5 4 3 2 1 –1 –2 –3 –4 –5 –6 x -3 -2 -1 1 2 3 y 1 2 4 8 x -3 -2 -1 1 2 3 y -8 -4 -2 -1

8. y x 6 5 4 3 2 1 –1 –2 –3 –4 –5 –6
y1 and y2 do not have symmetry with respect to the x– or y–axis. They have point or rotational symmetry. Therefore, they are symmetric with respect to the ________.
origin

9. Conclusions:
increasing
If b > 1, then y = bx is a(n) ___________ function.
y = 2x
y = (3/2)x
decreasing
If 0 < b <1, then y = bx is a(n) ____________ function.
y = (1/2)x
y = (2/3)x
(0, 1)
The y-intercepts of y = bx is _______.
There are _____ x–intercepts for y = bx. no
y = 0
The horizontal asymptote is _______.
(–, )
(0, )
For y = bx when b > 0, the domain is ______ and the range is ______.

10. Clear your desk except for pencil, highlighter, and a calculator!
It's Quiz Time!
Clear your desk except for pencil, highlighter, and a calculator!
After the quiz, work on FX 60 – 70 and the replacement packet.