Asked by asim
whats the domain and range of the equation 2x^2+2y^2-20=0
Answers
Answered by
Reiny
2x^2+2y^2-20=0
x^2 + y^2 = 10
You should recognize this as the equation of a circle with centre at (0,0) and radius of √10
So within what x values and within what y values will the graph lie ?
x^2 + y^2 = 10
You should recognize this as the equation of a circle with centre at (0,0) and radius of √10
So within what x values and within what y values will the graph lie ?
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