Solve using method of intervals. if you could show work that would be nice :)

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry