(4x+2)²-3
16x²+4-3
16x²+1
Hope this helps :)
Answer:
positive; sence it's starting from the bottom and going up its positive
Answer:
A: It has no solution
Step-by-step explanation:
1. 3/4z - 1/4z + 3 = 2/4z + 5
2. 2/4z +3 = 2/4z + 5
3. 3 = 5 (No solution because 3 can never be equal to 5)
Answer: A. 0 to 100 per hour
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Explanation:
The phrasing "Depends on its speed" tells us that the speed is the independent variable, and therefore it's the x variable.
The domain is the set of allowed x values of a function, or allowed inputs. In this case, it appears the car's max speed is 100 mph.