If the sum and product of the zeroes of the polynomial
px²−8x+q are equal to 2 each, find the value of p and q.
If p and q are zeroes of polynomial f(x)=2x²-7x+3 find the value of p²+q²
If p and q are zeroes of quadratic polynomial (x^2)-6x+a , find the value of a if 3p+2q=20