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UNIT 5
: EXPONENTIAL & LOGARITHMIC FUNCTIONS
LESSON 8: EXPONENTIAL
GROWTH AND DECAY TEST (solutions below)
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Interval |
|
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|
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Test Number |
- 3 |
- 1 |
2 |
|
Sign
of (x + 2) |
( - ) |
( + ) |
( + ) |
|
Sign
of (x – 1) |
( - ) |
( - ) |
( + ) |
|
Sign
of (x + 2)(x – 1) |
( + ) |
( - ) |
( + ) |
