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

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

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

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

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

If 1 is a zero of the polynomial p(x) = ax^2 — 3 (a — 1) x - 1 , then find the value of a.

If cos^(-1) x = (pi)/(3) , the find the value of sin ^(-1)x .

If (x^2+x−2)/(x+3) -1) f(x) then find the value of lim_(x->-1) f(x)