The axis of symmetry for a function in the form f(x) = x^2 + 4x − 5 is x = −2. what are the coordinates of the vertex of the graph?

Estimate the product. round the first factor to the nearest whole number, round the second factor to the nearest ten, and then multiply. 3 8/9 × 96

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.