(Original post by Homeboy
Stupid or what? As if I shall help you cheat in your exams!?!
Bedt get your kitchen roll ready homie
Bedt get your kitchen roll ready homie
Are you messed up in the head?
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Original post by IssyHUB
What exam year is that paper?
It's the mock paper
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Original post by _thequeen
x^2=cos^2t
y^2=sin^2(2t)
x^2+y^2= 1, so 1 = cos^2t+sin^2(2t)?
Might have to rearrange using double angle formula idk?
y^2=sin^2(2t)
x^2+y^2= 1, so 1 = cos^2t+sin^2(2t)?
Might have to rearrange using double angle formula idk?
Thanks used that to get the Cartesian for between 0<t<pi but don't know how to use it to do part E
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Original post by Medicjug
Thanks used that to get the Cartesian for between 0<t<pi but don't know how to use it to do part E
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Surely that is the answer to part E because the parameter in the question is the same as the original ones? :/
EDIT: Sorry, just reread the question.
Original post by _thequeen
Surely that is the answer to part E because the parameter in the question is the same as the original ones? :/
EDIT: Sorry, just reread the question.
EDIT: Sorry, just reread the question.
Any ideas why it's minus
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Original post by Homeboy
Stupid or what? As if I shall help you cheat in your exams!?!
Bedt get your kitchen roll ready homie
Bedt get your kitchen roll ready homie
DA FUDGE IS WRONG WITH U BRO!!
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