Thursday

December 18, 2014

December 18, 2014

Posted by **victor.m** on Monday, February 13, 2012 at 2:52am.

(i) Find the centre,foci and vertices

(ii)calculate the lengths of the major and minor axes

- maths -
**Reiny**, Monday, February 13, 2012 at 8:12amcomplete the square ....

4(x^2 + 6x + ...) + *y^2 - 6y + .....) = -9

4(x^2 + 6x + 9) + *y^2 - 6y + 9) = -9 + 36 + 9

4(x+3)^2 + (y+3)^2 = 36

divide by 36

(x+3)^2 /9 + (y+3)^2 /36 = 1

take it from here ...

**Answer this Question**

**Related Questions**

Algebra 2 - Choose the equation that best represents an ellipse for the given ...

maths - Given the equation of an ellipse as 5x^2+3y^2-15=0 find the centre and ...

maths - given equation of an ellipse as5x^2+3y^2-15=0.find center,foci,vertices ...

AlgebraII - Choose the equation that best represents an ellipse for the given ...

algebra - Choose the equation that best represents an ellipse for the given foci...

maths - Given that the ellipse x^2/a^2 + y^2/b^2 =1 has foci at(+/-ae,0)where e ...

maths - Given that the equation of the hyperbola is 9x(squared)-4y(squared)=36...

College Algebra - Find the vertices and foci of the ellipse with the given ...

algebra 2 - Graph the equation. Identify the vertices, co-vertices, and foci of ...

Calculus - find the equation for an ellipse that satisfies the following ...