Evaluate the expression : (-2 4/5) + 2 2/3 + (-3 1/2)

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)