What is 4 times the sum of x y? a. 4 (x y) b. (x y)/4 c. 4 - (x - y) d. 4(x y)

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

What is the solution for 6 - 7/8? explain the steps.