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Mathematics 18 Online
OpenStudy (anonymous):

Can someone check if I did this right? http://gyazo.com/f8b4200b0527b9358e13674a3c10a753 32.A 33.D 34.C Thanks!

OpenStudy (anonymous):

@AkashdeepDeb Can you please help?

OpenStudy (anonymous):

vertics (a, 0) in x^2/a^2 and (-a,0)

OpenStudy (anonymous):

also (0,b) and (0, -b)

OpenStudy (anonymous):

if vertices applies to major axis then vertices = (0, + or - 3) and co-vertices(minor axis) = (0, +/-2)

OpenStudy (anonymous):

Im so lost @BPDlkeme234

OpenStudy (anonymous):

The major axis is the x-axis

OpenStudy (anonymous):

What is Minor axis? and where did you get -2 and -3?

OpenStudy (anonymous):

the minor axis is the y-axis

OpenStudy (anonymous):

the formula for an ellipse is x^2/a^2 + y^2/b^2 therefore a^2 = 9 a = sqrt(9) = 3, but it is on both sides of x-axis so + and - 3.

OpenStudy (anonymous):

So that's the Vertices? or co?

OpenStudy (anonymous):

vertices where ellipse cuts x-axis (a, 0) an (-a, 0) co-vertices where ellipse cuts y-axis at (0, b) and (0, -b)

OpenStudy (anonymous):

So #32 and #33 are D, and A. #32, D and #33 A. What about 34?

OpenStudy (anonymous):

@BPDlkeme234

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