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 2 years ago
Can someone please explain how to do this? The function g is defined by g(x)=2x^28x+11 for x is less than and equal to A, where A is a constant.
State the largest value of A for which g has an inverse.
 2 years ago
Can someone please explain how to do this? The function g is defined by g(x)=2x^28x+11 for x is less than and equal to A, where A is a constant. State the largest value of A for which g has an inverse.

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emcrazy14
 2 years ago
Best ResponseYou've already chosen the best response.0\[g(x)=2x^28x+11 for x \le A. \]

experimentX
 2 years ago
Best ResponseYou've already chosen the best response.1this is just a parabola ... use the definition of function. A function cannot have two values. For inverse ... swap x and y axis ... you will get A=2 http://www.wolframalpha.com/input/?i=plot+%7C+2+x%5E28+x%2B11
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