Question

hi
who can help me with some variation of calculus problems?

Answer 1

thanks alot!
the first problem is: determine the lenghs of principal semiaxes of the ellipse Ax^2+2Bxy+Cy^2=1
where AC>B^2 and deduce also that the area of the ellipse is given by 3,14/(AC-B^2)^1/2

Answer 2

no one can help????