`A=([1,0,0],[0,1,1],[0,-2,4])" and if "A^(-1)=(1)/(6)[alpha A^(2)+beta A+gamma I]" when "I" is unit matrix of order "3" then the value of "alpha+beta+gamma" is "`

If A=[[1,4,0],[5,2,6],[1,7,1]] and A^(-1)=(1)/(36)(alpha A^(2)+beta A+yI), where I is an identity matrix of order 3, then value of alpha, beta, gamma

Let A=([2,1,3],[1,1,2],[3,1,1]) and A^(-1)=alpha A^(2)+beta A+gamma I ,then which of the following holds good (A) alpha+beta=1 (B) 3(alpha+beta+gamma)=10(C) 8(beta+gamma)=11 (D) 8(alpha+gamma)=3]]

If alpha,beta,gamma, are the roots of 2x^(3)-x+1=0 then the value of alpha^(3)+beta^(3)+gamma^(3) is

If alpha, beta and gamma are the roots of the cubic equation (x-1)(x^(2) + x + 3)=0 , then the value of alpha^(3) + beta^(3) + gamma^(3) is:

If alpha, beta, gamma are roots of equation x^(3)-x-1=0 then the value of sum(1+alpha)/(1-alpha) is :

If alpha,beta,gamma are the roots of equation 3^(3)-2x^(2)+3x-5=0, then the value of (alpha-1)^(-1)+(beta-1)^(-1)+(gamma-1)^(-1) is equal to

If the roots of x(3-x^2)+2x^2=0 are alpha,beta,gamma then the value of alpha+beta+gamma+1 is ________ .

If alpha,beta,gamma be the roots of the equation x(1+x^(2))+x^(2)(6+x)+2=0 then the value of (1)/(alpha)+(1)/(beta)+(1)/(gamma)=

alpha,beta,gamma roots of 4x^(3)+8x^(2)-x-2=0 ,then value of (4(alpha+1)(beta+1)(gamma+1))/(alpha beta gamma) is

alpha,beta, gamma roots of 4x^(3)+8x^(2)-x-2=0 then value of (4(alpha+1)(beta+1)(gamma+1))/(alpha beta gamma)