Find the axis of symmetry and the vertex of the graph of $f\left(x\right)=-5x^2+20x-9$ . The axis of symmetry is $x=$ and the vertex is ( , ).

After two years, how much has been paid into interest?

Asap its important using the information in the customer order, determine the length and width of the garden. enter the dimensions.length: feetwidth: feet

If g^-1(x) is the inverse of g (x) which statement must be true