Posted inAbstract Algebra Advanced Math Linear Algebra Mathematics Multivariable Calculus solved If B is a matrix such that B^2 =B and A=I-B then which of the following is correct? Posted by By SK Math Expert August 23, 2021Posted inAbstract Algebra, Advanced Math, Linear Algebra, Mathematics, Multivariable Calculus Question : If B is a matrix such that B^2 =B and A=I-B then which of the following is correct? A^2=A A^2=I AB=0 BA=0 Solution : From the Given matrix equation \[ B^2 =B\] we have \[B^2-B=0\] \[ B\left(B-I\right)=0 \]… This Question has been answered. Please Login or Register to See The Answer Post navigation Previous Post which ode does y=sin(log(x)) satisfy?Next PostFind Orthogonal trajectories to the family of straight lines y=k(x-1) where k in R