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grehht · 2012-12-09, 14:23

The conic sections are formed by intersecting the double cone with a plane. They include ellipses,hyperbolas, and parabolas. They are given by degree 2 polynomials in two variables. Graph these conic
sections and name each one.

9x^2-4y^2-72x+8y+176=0
的指令。。。。

2012-12-09, 14:23	#1
grehht 初级会员注册日期: 2012-12-09 帖子: 1 声望力: 0	求解求解！ The conic sections are formed by intersecting the double cone with a plane. They include ellipses,hyperbolas, and parabolas. They are given by degree 2 polynomials in two variables. Graph these conic sections and name each one. 9x^2-4y^2-72x+8y+176=0 的指令。。。。