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NIKITA PUBLICATION-MATRICES-MULTIPLE CHOICE QUESTIONS
- If A=[[i, 0], [0, (i)/(2)]], then A^(-1)=
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- If A=[(a+ib,c+id),(-c+id,a-ib)] and a^(2)+b^(2)+c^(2)+d^(2)=1, then A^...
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- The inverse of the matrix [[sectheta, tantheta], [tantheta, sectheta]]...
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- The inverse of the matrix [[cosectheta, -cottheta], [-cottheta, cosect...
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- Inverse of the matrix A=[[cos2theta, -sin2theta], [sin2theta, cos2thet...
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- If A=[[2, -3], [5, -7]], then A+A^(-1)=
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- If A=[[3, 2], [0, 1]], then (A^(-1))^(3)=
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- If A=[[2, -3], [-4, 7]], then 2A^(-1)=
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- If A=[[2, 3], [5, -2]], then A^(-1)=
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- If A=[[1, 3], [0, 3]], then A^(-1)=
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- If A=[[4, 5], [2, 1]], then
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- If A=[[1, 2], [-5, 1]] and A^(-1)=xA+yI, then
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- If [[x, y^(3)], [2, 0]]=[[1, 8], [2, 0]], then [[x, y], [2, 0]]^(-1)=
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- [[1, -tan((theta)/(2))], [tan((theta)/(2)), 1]][[1, tan((theta)/(2))],...
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- If [[1, 1], [0, 1]]A=I, then A=
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- If A=[[1, 2], [3, 4]] and AX=I, then X=
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- If matrix A=[[1, 2],[3, 4]] such that AX=I , then X=
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- If A=[[1, tan((theta)/(2))], [-tan((theta)/(2)), 1]] and AB=I, then B=
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- If AX=B, where {:A=[(-1,2),(2,-1)]:},{:B=[(3),(1)]:}, then X=
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- The matrix A satisfying A[[1, 5], [0, 1]]=[[3, -1], [6, 0]] is
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