Find the surface area of the part of the circular paraboloid z=x2+y2 that lies inside the cylinder x2+y2=1.

Find the multiplicative inverse of 8-12i

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Sum of the interior angles of a pentagon