The standard form or the equation of a parabola is y = 7x^2 + 14 +4. what is the vertex form of the equation?

Find the power series expantion of f(z)=log(4=3z) at the point z=-1

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?

How many ordered pairs of positive integers satisfy xy=32?