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ACCURATE PUBLICATION-DETERMINANTS-Type-I (Multiple choice questions)
- If A=[{:(3,1),(1,2):}], then A(adjA) equals
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- If A = ([4,3],[3,4]), then A (Adj A) equals :
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- If A=[(3,2),(1,4)] , then A(adj A) equals
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- The inverse of a symmetric matrix is :
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- Prove that |[1,x,x^2-yz],[1,y,y^2-zx],[1,z,z^2-xy]|= 0
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- If x,y in R then the determinant Delta=|{:(cosx,-sinx,1),(sinx,cosx,1)...
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- If |(2x,5),(8,x)|=|(6,-2),(7,3)| , write the value of x.
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- The value of determinant |{:(a-b,b+c,a),(b-a,c+a,b),(c-a,a+b,c):}| is
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- The area of a triangle with vertices (-3,0),(3,0) and (0,k) is 9 sq. u...
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- The determinant |{:(b^(2)-ab,b-c,bc-ac),(ab-a^(2),a-b,b^(2)-ab),(bc-ca...
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- The number of distinct real roots of |{:(sinx,cosx,cosx),(cosx,sinx,co...
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- If A,B and C are angles of a triangle, then the determinant: {:|(-1,...
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- Let f(t)=|{:(cost,t,1),(2sint,t,2t),(sint,t,t):}|, then LT(t to o)(f(t...
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- Find the maximum value of : {:|(1,1,1),(1,1+sintheta,1),(1,1,1+costh...
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- Consider the determinant f(x)=|{:(0,x^(2)-a,x^(3)-b),(x^(2)+a,0,x^(2...
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- If A=[{:(2,lambda,-3),(0,2,5),(1,1,3):}| , then A^(-1) exists if
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- If A and B are invertibel , then which of the following is not correct
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- If x,y,z are all different from zero and |{:(1+x,1,1),(1,1+y,1),(1,1,1...
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- Without expanding, prove the following |(x,x+y,x+2y),(x+2y,x,x+y),(...
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- There are two values of a which makes determinant, Delta=|{:(1,-2,5),(...
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