If `(x+1,1)=(3,1)`, then find the value of x.

If (x+1,\ 1)=(3,\ y-2) , find the value of x and y .

If (x+y, x-y) = (3, 1), find the values of x and y.

If |[1, x, x^2], [x, x^2, 1], [x^2, 1, x]|=3, then find the value of |[x^3-1, 0, x-x^4], [0, x-x^4, x^3-1], [x-x^4, x^3-1, 0]|

If x+1/x=3, then find the value of x^2+1/(x^2)

If ((x)/(3)+1 ,y-(2)/(3))=((5)/(3),(1)/(3)) , then find the values of x and y.

If f(x)={(1-|x| ,, |x|lt=1),(0 ,, |x|>1):} and g(x)=f(x-1)+f(x+1), then find the value of int_(-3)^5g(x)dx .

If x=sqrt(2)-1 then find the value of ((1)/(x)-x)^(3) :-

If (x + 1, y - 2) = (3, -1) , find the values of x and y.

If 3^(x +1) = 9^(x - 3) , find the value of 2^(1 + x) .