Question
Determine the angle of rotation necessary to transform the equation in $x$ and $y$ into an equation in $\mathbf{X}$ and $Y$ with no $X Y$ -term.$$10 x^{2}+3 x y+2 y^{2}+3=0$$
Step 1
Here, $A = 10$, $B = 3$, and $C = 2$. Show more…
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