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- If "Delta"r=|[2^(r-1),2. 3^(r-1),4. 5^(r-1)],[x, y ,z],[2^n-1, 3^n-1, ...
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- If D=|[1/z,1/z,-(x+y)/(z^2)],[-(y+z)/(x^2),1/x,1/x],[-(y(y+z)/(x^2z))...
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- Solve the following sets of equation using Cramer’s rule and remark...
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- Solve the following sets of equation using Cramers rule and remark a...
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- Determine for that values of lambda and mu the following system of eq...
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- Find those values of c for which the equations: 2x+3y=3,(c+ 2)x + (c +...
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- Let alpha1,alpha2 and beta1, beta2 be the roots of the equation ax^2+b...
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- Let a, b, c, d be real numbers in G.P. If u, v, w satisfy the system...
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- If a^2+b^2+c^2=1 then show that value of the determinant |a^2+(b^2+c^2...
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- Using the properties of determinants, find the value of | 0 a -b ...
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- Find the value of the determinant |"cos"(x-y)"cos"(y-z)"cos"(z-x)"cos"...
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- If SS(r)=alpha^(r)+beta^(r)+gamma^(r)"then show that "=[{:(,S(0),S(1),...
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- If a x1 2+b y1 2+c z1 2=a x1 2+b y2 2+c z2 2=a x3 2+b y3 2+c z3 2=d\ a...
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- If ∣ x - 2 -3 3x 2x ∣ =3, find the negative of integer va...
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- If x,y and y are not all zero and if ax+by+cz=0,bx+cy+az=0 and cx...
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- Prove that the system of equations in xa +y+z=0 , x +by +z=0 ,...
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- If a^2+b^2+c^2=-2\ a b n df(x)=|1+a^xx(1+b^2)x(1+c^2)x(1+a^2)x1+b^2x(1...
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- The value of |alpha| for which the system of equation alphax+y+z=alpha...
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- If D=|(1, 1, 1), (1, 1+x, 1), (1, 1, 1+y)| for x!=0, y!=0 then D is (...
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