Initial value of y=2x+3

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

5. which description does not guarantee that a quadrilateral is a squar ajo is a parallelogram with perpendicular diagonals 0% has all sides congruent and all angles congruent o has all right angles and has all sides congruent 10% is both a rectangle and a rhombus 30%

6cm10 cma conical paper cup has dimensions as shown in the diagram. how much water can the cup hold when full?