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CENGAGE ENGLISH-DETERMINANTS-All Questions
- If lines p x+q y+r=0,q x+r y+p=0 and r x+p y+q=0 are concurrent, the...
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- If plambda^4+qlambda^3+rlambda^2+slambda+t=|[lambda^2+3lambda, lambda-...
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- Find the value of lambdaif2x^2+7x y+3y^2+8x+14 y+lambda=0 represent a ...
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- If x ,y ,z are different from zero and "Delta"=|[a, b-y ,c-z],[ a-x, b...
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- If A , B ,C are angles of a triangle, then the value of |[e^(2i A),e^(...
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- If a^2+b^2+c^2=1, then prove that |[a^2 +(b^2+c^2)cosθ, ab(1−cosθ), ...
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- For the equation |[1,x,x^2],[x^2, 1,x],[x,x^2, 1]|=0, There are exa...
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- Let Deltar=|[r-1,n,6],[(r-1)^2,2n^2,4n-2],[(r-1)^3,3n^3,3n^2-3n]|. Sho...
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- Let m be a positive integer and Deltar=|[2r-1,.^mCr,1],[m^2-1,2^m,m+1]...
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- a^(−1)+b^(−1)+c^(−1)=0 such that |[1+a,1,1,],[1,1+b,1,],[1,1,1+c,]| =△...
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- Find the area of a triangle whose vertices are A(3,2),B(11 ,8) and C(8...
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- If Dk=1nn2k n^2+n+1n^2+n2k-1n^2n^2+n+1a n dsum(k=1)^n Dk=56. then n eq...
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- If a!=p ,b!=q ,c!=r and |[p, b, c ],[a, q, c ],[a ,b, r]|=0, then find...
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- If x1,x2,x3 as well as y1, y2, y3 are in G.P. with same common rati...
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- If the lines a1x+b1y+1=0,a2x+b2y+1=0 and a3x+b3y+1=0 are concurrent,...
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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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- Find the value of a for which the lines 2x+y-1=0, a x+3y-3=0, 3x+2...
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- if f(alpha,beta)=|[cos alpha,-sin alpha,1],[sin alpha,cos alpha,1],[co...
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- If the lines a x+y+1=0,x+b y+1=0 and x+y+c=0(a ,b ,c being distinct...
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- If (1+x+x^(2))^(25)=a(0)+a(1)x+a(2)x^(2)+...+a(50).x^(50), then a(0)+a...
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