Eliminate t to give an equation that relates x and y: x=cos(t)y=sin2(t)−3 y= ??
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Remember the identity: So: Now we look at x: Square both sides: Multiply both sides by -1: Now, subtract both sides by 2: We know that: So, we get: And there you go.
Originally Posted by gearshifter Eliminate t to give an equation that relates x and y: x=cos(t)y=sin2(t)−3 y= ?? Here is a slightly different attempt: Add columnwise:
wow thanks. I was stuck on that for sometime because i didnt know how to relate it!
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