Evaluate the line integral f · dr, c where c is given by the vector function r(t). F(x, y, z) = x i y j xy k, r(t) = cos(t) i sin(t) j t k, 0 ≤ t ≤ ������.

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

M? aoc=96 ? space, m, angle, a, o, c, equals, 96, degree \qquad m \angle boc = 8x - 67^\circm? boc=8x? 67 ? space, m, angle, b, o, c, equals, 8, x, minus, 67, degree \qquad m \angle aob = 9x - 75^\circm? aob=9x? 75 ? space, m, angle, a, o, b, equals, 9, x, minus, 75, degree find m\angle bocm? bocm, angle, b, o, c:

Multiply and simplify. 2x2y3z2 · 4xy4x2 how to do?