SOLUTION: Please help me solve this problem 81x^2+4y^2-324=0 (conics)
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Question 748380: Please help me solve this problem 81x^2+4y^2-324=0 (conics)
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
81x^2+4y^2-324=0
81x^2+4y^2=324
divide by 324
x^2/4+y^2/81=1
This is an equation of an ellipse with vertical major axis.
Its standard form of equation:
For given equation:
center: (0,0)
a^2=81
a=9
length of vertical major axis=2a=18
b^2=4
b=2
length of minor axis=2b=4
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