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- Show that: |a b-cc+b a+c b c-a a-bb+a c|=(a+b+c)(a^2+b^2+c^2)dot
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- Absolute value of sum of roots of the equation |x+22x+3 3x+4 2x+3 3x+4...
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- a+b+c=0, solve for x : [[a-x,c,b],[c,b-x,a],[b,a,c-x]]=0
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- Prove that '[[b-c,c-a,a-b],[b'-c'],[c'-a'][a'-b'],[b"-c",c"-a",a"-b"]]...
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- If 3 digit numbers A28, 3B9 and 62C are divisible by a fixed constant ...
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- For a fixed positive integer n , if =|n !(n+1)!(n+2)!(n+1)!(n+2)!(n+3)...
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- If Dr=|2^(r-1)2(3^(r-1))4(5^(r-1))x y z2^n-1 3^n-1 5^n-1| then p...
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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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- Prove that |((beta+gamma-alpha-delta)^4,(beta+gamma-alpha-delta)^2,1),...
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- Solve the following sets of equations using Cramer's rule and remark a...
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- Solve the following sets of equation using Cramers rule and remark ...
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- Solve the following sets of equation using Cramers rule and remark ...
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- . For what values of lambda and mu the system of equations x+y+z=6, x+...
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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 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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- If Sr = alpha^r + beta^r + gamma^r then show that |[S0,S1,S2],[S1,S2,S...
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- Solve the system of equations : z+ay+a^2x+a^3=0 z+by+b^2x+b^3=0 z+cy+c...
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- If x ,\ y , z are not all zero and if a x+b y+c z=0; b x+c y+a z=0; c ...
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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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