Not every counting number is an integer true or false?

Lassify the function as linear or quadratic and identify the quadratic, linear, and constant terms. f(x) = (3x + 2)(−6x − 3) linear function; linear term: −21x; constant term: −6 linear function; linear term: −18x2; constant term: −6 quadratic function; quadratic term: 6x2; linear term: 24x; constant term: −6 quadratic function; quadratic term: −18x2; linear term: −21x; constant term: −6

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

He concluded that a heavier object dropped from the same height as a lighter object will land