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# Last minute parametrics help? Core 4

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1. I'm doing the June 2013 (R) paper and I'm slightly stuck on question 7, part B. I know how to show the cartesian equation but how do you find the values a and b?

Here's a link to the paper
2. You know the parameters for t. You need the parameters for x, so you just put x=27sec^3(0) for A and x=27sec^3(pi/3) for B
3. (Original post by rajanp1)
You know the parameters for t. You need the parameters for x, so you just put x=27sec^3(0) for A and x=27sec^3(pi/3) for B
Oh I'm so stupid I didn't even see that hahaha thanks
4. (Original post by geohan)
Oh I'm so stupid I didn't even see that hahaha thanks
No worries, good luck for tomorrow!

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