OK, I tried doing part of this problem but now I am stuck. 1a. Find the center (h,k) and the radius r of each circle. Next Step, what exactly do I do now to solve this?
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Originally Posted by wickwiki OK, I tried doing part of this problem but now I am stuck. 1a. Find the center (h,k) and the radius r of each circle. Next Step, what exactly do I do now to solve this? You're kidding? After doing all the hard work you stumble one line from the finish! Factorise the perfect squares: Ta da! (*Ahem* .... it is ta da, right? You do know how to read off the centre and the radius from this?)
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