1) Solve x^2+ 3 = 5/3x + 83/86 by using qudratic formula.
2a) Expand (3x+2/x)^4 by using Pascal's triangle
2b) Hence, find the constant term
3a) Expand [ (x^2)/3 - (y/x) ] ^6 by using Pascal's triangle
3b) If the constant term after its expansion is 36 , find all possible values of y
4) Find the coefficient of x^2y^6 in the expansion of (5x-y)^8
5) Find the constant term in the expansion of [ (y/2) - (2/y) ]^9