Given a circle with endpoints of a diameter at-10 -1i and 6 + 11i, answer the questions below. 1. The center of the circle is at -2 +5i
2. The radius of the circle has a length of ___ units.

Emma will roll two number cubes labeled 1 through 6. she will record the sum of the two numbers after each roll. she will roll the two cubes 540 times. how many times should emma expect the sum to equal 5?

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Find the domain and range of the following function f(x) = 51x - 21+ 4