IF A - - 1 4- 1 -3 - and B - - 1 2- -1 -1 - Find i A - B2 ii A2 - B2 iii Is A - B2 - A2- B2-

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Standard X

Mathematics

Multiplication of Matrices

IF A = [ 1 4;...

Question

IF $A = [\begin{matrix} 1 & 4 1 & - 3 \end{matrix}] a n d B = [\begin{matrix} 1 & 2 - 1 & - 1 \end{matrix}]$ Find
$(i) (A + B)^{2}$ (ii) $A^{2} + B^{2}$
(iii) Is (A + B)^2 = A^2+ B^2?\)

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IF A=[141−3]andB=[12−1−1] Find (i)(A+B)2 (ii) A2+B2 (iii) Is (A + B)^2 = A^2+ B^2?\)

IF $A = [\begin{matrix} 1 & 4 1 & - 3 \end{matrix}] a n d B = [\begin{matrix} 1 & 2 - 1 & - 1 \end{matrix}]$ Find
$(i) (A + B)^{2}$ (ii) $A^{2} + B^{2}$
(iii) Is (A + B)^2 = A^2+ B^2?\)