Simplify the expression to a + bi form:
(9 – 2i) + (-2 - 5i)

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Use stokes' theorem to evaluate c f · dr where c is oriented counterclockwise as viewed from above. f(x, y, z) = xyi + 5zj + 7yk, c is the curve of intersection of the plane x + z = 8 and the cylinder x2 + y2 = 81.