[" 91.If "a" ,"beta" ,"y" are such that "alpha+beta+y=2,a^(2)+beta^(2)+y^(2)=6,a^(3)+beta^(3)],[+y^(3)=8" ,then "a^(4)+beta^(4)+y^(4)" is "],[" a."18]

If alpha,beta,gamma are such that alpha+beta+gamma=2alpha^(2)+beta^(2)+gamma^(2)=6,alpha^(3)+beta^(3)+gamma^(3)=8, then alpha^(4)+beta^(4)+gamma^(4)

If alpha,beta,gamma are such that alpha+beta+gamma=2,""alpha^2+beta^2+gamma^2=6,""alpha^3+beta^3+gamma^3=8,t h e n""alpha^4+beta^4+gamma^4 is a. 18 b. 10 c. 15 d. 36

If alpha,beta,gamma are such that alpha+beta+gamma=2,""alpha^2+beta^2+gamma^2=6,""alpha^3+beta^3+gamma^3=8,t h e n""alpha^4+beta^4+gamma^4 is a. 18 b. 10 c. 15 d. 36

If alpha,beta,gamma are such that alpha+beta+gamma=2,""alpha^2+beta^2+gamma^2=6,""alpha^3+beta^3+gamma^3=8,t h e n""alpha^4+beta^4+gamma^4 is a. 18 b. 10 c. 15 d. 36

If alpha+beta+gamma=6,alpha^(2)+beta^(2)+gamma^(2)=14 and alpha^(3)+beta^(3)+gamma^(3)=36, then alpha^(4)+beta^(4)+gamma^(4)=

If alpha,beta,gamma are such that alpha+beta+gamma =4, alpha^2+beta^2+gamma^2 =6, alpha^3+beta^3+gamma^3 =8, then the value of [alpha^4+beta^4+gamma^4] must be equal to (where[.] denotes the greatest integer function)

alpha, beta are roots of y^(2)-2y-7=0 find, (i) alpha^(2)+beta^(2) " (ii) " alpha^(3)+beta^(3)