" aipur "quad " 13.If "x^(2)+(1)/(x^(2))=7." Then "x+(1)/(x)

x^(2)+(1)/(x^(2))-7(x-(1)/(x))+8

If x+(1)/(x)=2 then x^(7)+(1)/(x^(7))=

If x+(1)/(x)=7 then x^(2)+(1)/(x^(2)) is equal to

If (x^(2) - x - 1)^(x^(2) - 7x + 12) = 1 then

If (x^(2) - x - 1)^(x^(2) - 7x + 12) = 1 then

2(x-4)/((x-1)(x-7))>=(1)/(x-2)

If y=(x^(7/2)+x^(-1/2))/(x^(7/2)-x^(-1/2)) , then (dy)/(dx)=

int(5x^(8)+7x^(6))/(x^(2)+1+2x^(7))dx is equal to (a) (x)/(x^(2)+1+2x^(7))+C( b) (x^(7))/(x^(2)+1+2x^(7))+C (c) (x^(6))/(x^(2)+1+2x^(7))+C(d)x^(2)+1+2x^(7)+C