3. Which of the following quadratics will have a maximum value at x = 3?
(1) y=x² - 6x +19
(3) y=-2x² + 20x - 49
(2) y=4x² +24x-21
(4) y = 2x² – 3x+7

Complete the truth table a. t, f, f, t b. t f f f c. f t f t d f t f t

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.