If A = 4i - 5j + 3k, B = 2i - 10j - 7k and C = 5i + 7j - 4k. Show whether B and C are perpendicular.
Show whether A, B and C are coplanar.
Find the projection of A on C.​

What is the pattern in the values as the exponents increase?

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are: