exam
Maths Puzzle
Numerical Ability
Find the center radius form of the equationof a circle:
x squared + y squared + 6x-2y-15=0
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exam Other Question
could you help me with this equation? it is from a question we had in class.
The focus of (x-1)^2 = (y-2) is_____.
i said the answer is (-2,-1)
can you tell me if i got it right? thanks for any help.
The equatiopn of a circle is x^2 + y^2 = 50. the region enclosed by the circle is also divided into two parts. find the area of the smaller one.
thnx!