Complete the square to rewrite the following equation. Identify the center and radius of the circle. You must show all work and
calculations to receive credit x^2 - 4x + y^2 + 8y = -4
1 answer:
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Answer:
Step-by-step explanation:
So the thing about adding of integers is that is both nos. are positive then you can simply add it and same with negative too.But with negative and positive we should subtract but that is for later.Luckily we have 2 positive integers so we do it like this:
+6 is the same as 6 and +2 is the same as 2 so we...
rule:add the numbers and add the sign.