If a=12 b=1 what is ab+20-b
2 answers:
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Answer:
- The vertex of the graph is (5, -37) [see attached image]
- The parabola has a minimum [the coefficient of x² is positive]
- The parabola opens up [the coefficient of x² is positive]
Your domain is all positive numbers, and your range is all numbers. this is because no matter what you plug in for y, x will only ever get extremely close to 0, but never reach it or go below it, and if you put in large values of y x will get very big.
