alleryStart learning →With the origin moved to (1, -2), x^2 + y^2 = 25 becomes what?
A(x'+1)^2 + (y'-2)^2 = 25
B(x'-1)^2 + (y'+2)^2 = 25
C(x'+1)^2 + (y'+2)^2 = 25
D(x'-1)^2 + (y'-2)^2 = 25
Answer & Solution
Correct answer: A. (x'+1)^2 + (y'-2)^2 = 25
With x = x' + 1 and y = y' - 2, substituting into x^2 + y^2 = 25 gives the first form.
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