E evilevoevil Member Joined Jul 20, 2009 Messages 34 Gender Undisclosed HSC N/A Jun 26, 2010 #1 Need help to find the domain and range of this function f(x) = xsin^-1(x^2) thanks
S Sleight_of_Hand Member Joined Mar 22, 2009 Messages 192 Gender Male HSC 2010 Jun 26, 2010 #2 domain and range are the same
tommykins i am number -e^i*pi Joined Feb 18, 2007 Messages 5,730 Gender Male HSC 2008 Jun 26, 2010 #3 Sleight_of_Hand said: domain and range are the same Click to expand... ....?
H hscishard Active Member Joined Aug 4, 2009 Messages 2,033 Location study room...maybe Gender Male HSC 2011 Jun 26, 2010 #4 I'm guessing domain -1<= x<=1 Range -pi/2 y <= y <= pi/2
F fullonoob fail engrish? unpossible! Joined Jul 19, 2008 Messages 465 Gender Male HSC 2010 Jun 26, 2010 #5 what hscishard said look at the function arcsinx. (inverse of sinx) since sinx has domain |x| <= pi/2 , range |y|<=1 its inverse must have domain |x| <=1 and range vice versa Last edited: Jun 26, 2010
what hscishard said look at the function arcsinx. (inverse of sinx) since sinx has domain |x| <= pi/2 , range |y|<=1 its inverse must have domain |x| <=1 and range vice versa
S Sleight_of_Hand Member Joined Mar 22, 2009 Messages 192 Gender Male HSC 2010 Jun 26, 2010 #6 my bad. what they said. it looks like a x^3 curve