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1 answer:
Answer: b) increasing for x < -4/3 and x > 4/3
decreasing for -4/3 < x < 4/3
<u>Step-by-step explanation:</u>
Graph the equation and the follow the curve from left to right. When you are going up, it is increasing. When you are going down, it is decreasing.
see the image below. Red is increasing. Blue is decreasing.
The vertices occur when x = -4/3 and x = 4/3
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Answer:
0, 5/4
Step-by-step explanation:
If , you get 0=0, which is obviously true.
As long as K is not 0, you can divide by k and get which is solved by