F(x) = 2x² - x + 9
Find f(4)

Use continuity to evaluate the limit. lim x→16 20 + x 20 + x step 1 consider the intervals for which the numerator and the denominator are continuous. the numerator 20 + x is continuous on the interval the denominator 20 + x is continuous and nonzero on the interval

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Which expression gives you the distance between the points (5,1)and(9,-6)