Q: Sketch the curve with polar equation $\displaystyle r=a\cos 3 \theta$, $\displaystyle a>0$, for $\displaystyle 0\le\theta\le\pi$. Can someone show me how this will look. Thanks in advance.
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Hello Here are some examples..
Originally Posted by Moo Hello Here are some examples.. But...mine been given limits (a range) so how would that look?
Originally Posted by Air But...mine been given limits (a range) so how would that look? The same =)
Originally Posted by Moo The same =) Oh.... ...Why? I thought we only draw the top half (from $\displaystyle 0$ to $\displaystyle \pi$)? (You are correct because mark scheme says what you said so could you explain what the range is about)
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