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Locus: centre (1,0) radius 4 ? (2 Viewers)

Thread starter jamesfirst
Start date Oct 24, 2011

W

weirdguy99

Member

#21

I got (1,0) radius 4 in the exam, but now I can't reproduce it.. lol

Someone do itttt!

S

SXCBEAST

Member

#22

weirdguy99 said:
I got (1,0) radius 4 in the exam, but now I can't reproduce it.. lol

Someone do itttt!

the squares cancel each other out, so you're left with (x+1)^2 ...... = 40. expand it, complete the square.

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