Show that an equation of the form Ax2 + cl + F = 0, A =f.
Chapter , Problem 11.3.83(choose chapter or problem)
Show that an equation of the form Ax2 + cl + F = 0, A =f. 0, C =f. 0, F =f. where A and C are of the same sign and F is of opposite sign, (a) Is the equation of an ellipse with center at (0, 0) if A=f.C. (b) Is the eq uation of a circle with center (0, 0) if A = C.
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