L luvotomy New Member Joined Apr 2, 2008 Messages 13 Gender Female HSC 2008 Aug 10, 2008 #1 can someone please help me with the question below, i really can't get the answer which is 0.42 units^2: Find the area enclosed between the curve y=x^3, the x-axis and the line y=-3x+4? Thaaaanks in advance
can someone please help me with the question below, i really can't get the answer which is 0.42 units^2: Find the area enclosed between the curve y=x^3, the x-axis and the line y=-3x+4? Thaaaanks in advance
L luvotomy New Member Joined Apr 2, 2008 Messages 13 Gender Female HSC 2008 Aug 10, 2008 #3 thanks alot!
A Advv Member Joined Feb 22, 2007 Messages 30 Gender Male HSC 2008 Aug 10, 2008 #4 How'd you know the x value of the POI is 1?
12o9 Member Joined Mar 29, 2008 Messages 180 Location Sydney Gender Male HSC 2009 Aug 10, 2008 #5 Advv said: How'd you know the x value of the POI is 1? Click to expand... Solve both equations simultaneously to find the point of intersection
Advv said: How'd you know the x value of the POI is 1? Click to expand... Solve both equations simultaneously to find the point of intersection
A Advv Member Joined Feb 22, 2007 Messages 30 Gender Male HSC 2008 Aug 10, 2008 #6 Yeah but x^3 + 3x - 4 = 0. o_o; How do you solve that? Yeah I'm pretty shit at math.
Aerath Retired Joined May 10, 2007 Messages 10,169 Gender Undisclosed HSC N/A Aug 11, 2008 #7 Advv said: Yeah but x^3 + 3x - 4 = 0. o_o; How do you solve that? Yeah I'm pretty shit at math. Click to expand... Pretty much guess and check. But I supposed you could try to use factor R/S (if you know it), or a guess and check remainder/factor theorem. But usually the numbers are simple enough.
Advv said: Yeah but x^3 + 3x - 4 = 0. o_o; How do you solve that? Yeah I'm pretty shit at math. Click to expand... Pretty much guess and check. But I supposed you could try to use factor R/S (if you know it), or a guess and check remainder/factor theorem. But usually the numbers are simple enough.
VenomP Member Joined Nov 14, 2007 Messages 69 Gender Male HSC 2009 Aug 15, 2008 #8 So how come he divided the area up into two different areas here too?
