- How to show that vectors z=x+iy and w=iz are perpendicular?

Discover Questions

How many molecules of c2h6 are present in 2.8 dm3 of c2h6 at STP? Prove that A is dense in X iff A closure equals X. A subset X.? If x-1, x+2, and x+4 are factors of a polynomial p(x), which of the following must be equal to 0?
A) p(-2)
B) p(-1)
C) p(2)
D) p(4)? What are the principle behind measuring and laying out using tape too long and too short? Base of a solid is bounded by y=2, y=arcsinx, and x=1. Each cross section perpendicular to the x-axis is a square. What is the volume?