If I=[(1 ,0),( 0, 1)] , J=[(0, 1),(-1 ,0)] and B=[(costheta,sintheta),(-sintheta,costheta)] , then B equals a) Icostheta+Jsintheta (b) Isintheta+Jcostheta (c) Icostheta-Jsintheta (d) Icostheta+Jsintheta
Sin 0-The value of Sin 0 degree and other trigonometric functions