(y^2+yx)dx-x^2dy=0
Es de ecuaciones diferenciales

Which statement is not always true for a parallelogram? (a) opposite sides are congruent. (b) diagonals bisect each other. (c) it has 4 congruent angles. (d) consecutive angles are supplementary.

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points

Is this a polynomial function? i need to know asap