Help please my assignment is due at 7❗️You get brainleist and points if u help just the numbers 10 11 and 12

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

The step function g(x) is defined as shown.what is the range of g(x)? ***answer choices in picture.

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