Substitute the value of b = -2 to the expression

Answer:
the first one
Step-by-step explanation:
yellow line is an exponential graph
blue line is a log graph
the purple in the middle is a sort of "combo" of the two
Answer: y 12 6 4 3. - 2 Y x 1 | 2 | 3 | 4 |. | y | 7 | 5| 3 1. 3.
Step-by-step explanation:
219+159≤x≤369+309
The answer can then be simplified to
378≤x≤678