The product of two orthogonal matrices is :

show that the product of two triangular matrices is itself triangular

What is dot product of two orthogonal vector ?

Product of two rational numbers is

Find the product of the following two matrices [(0,c,-b),(c,0,a),(b,-a,0)] and [(a^2,ab,ac),(ab,b^2,bc),(ac,bc,c^2)] .

If A and B are two orthogonal matrices of order n and det (A) + det (B) = 0; then which of the following must be correct ?

Find the characteristic roots of the two-rowed orthogonal matrix [(cos theta,-sin theta),(sin theta,cos theta)] and verify that they are of unit modulus.

Statement 1: If A is an orthogonal matrix of order 2, then |A|=+-1. Statement 2: Every two-rowed real orthogonal matrix is of any one of the forms [[costheta ,-sintheta ],[sintheta ,costheta]]or[[costheta ,sintheta],[ sintheta,-costheta]]dot

Which of the following represents the product of the matrices below ? [ (4,-2),(3,-6)]xx[(0),(2)]

A person can not see object in two orthogonal direction clearly. It can be removed by using cylindrical lens in particular direction.