Find: I) II)
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Originally Posted by william Find: I) II) i) ii) Your function takes x, multiples it by 2, and subtracts 7. So the inverse will divide by 2 and add 7!
Originally Posted by Mush i) ii) Your function takes x, multiples it by 2, and subtracts 7. So the inverse will divide by 2 and add 7! Thank you very much sir. Will I) expand or is that the final result Originally Posted by Mush i) ii) Your function takes x, multiples it by 2, and subtracts 7. So the inverse will divide by 2 and add 7! will I) go to f(3x+2)=6x+4-7 f(3x+2)=6x-3 ??
Last edited by mr fantastic; Feb 22nd 2009 at 10:21 PM. Reason: Merged posts
Originally Posted by william Thank you very much sir. Will I) expand or is that the final result will I) go to f(3x+2)=6x+4-7 f(3x+2)=6x-3 ?? 1. I don't know why you would use the word quadratics in the title of this thread since it is totally irrelevant to the question. 2. Does the question ask you to expand? Does anyone expect you to expand? Has the question been answered if you don't expand? Capisce?
Originally Posted by Mush i) ii) Your function takes x, multiples it by 2, and subtracts 7. So the inverse will divide by 2 and add 7! I think the answer to the inverse will not be this. (second part of question). While taking inverse, first add 7 and then divide whole thing by 2. => So inverse function is
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