E echo123 New member Joined Jun 1, 2006 Messages 3 Jun 1, 2006 #1 Parametric equations x = 4t and y = t^2 + 3t + 2 for t = 0 to t = 1. Write an equation for y in terms of x. :?
Parametric equations x = 4t and y = t^2 + 3t + 2 for t = 0 to t = 1. Write an equation for y in terms of x. :?
stapel Super Moderator Staff member Joined Feb 4, 2004 Messages 16,550 Jun 1, 2006 #2 Solve the first equation for "t=", and substitute into the second equation. The result will be y in terms of x. Eliz.
Solve the first equation for "t=", and substitute into the second equation. The result will be y in terms of x. Eliz.
E echo123 New member Joined Jun 1, 2006 Messages 3 Jun 1, 2006 #3 so.. t=x/4 y = x^2/16 + 3x/4 + 2? Do i need to simplify further?
stapel Super Moderator Staff member Joined Feb 4, 2004 Messages 16,550 Jun 1, 2006 #4 echo123 said: Do need to simplify further? Click to expand... I don't see any reason why. It looks fully simplified to me. Eliz.
echo123 said: Do need to simplify further? Click to expand... I don't see any reason why. It looks fully simplified to me. Eliz.
