Use the parabola tool to graph the quadratic function f(x)=-(x-2)(x+4) Graph the parabola by first plotting its vertex and then plotting a second point on the parabola.

Plz plot on the chart

36 inches/second = yards/minute how many yards?

Ineed with number 6 , explain how to get 1978

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no