Zack's science teacher gave each student in his class 15.0 grams of an unknown substance to identify. each student was required to verify the mass of their substance by taking four measurements. which of zack's measurement was the most accurate of the four recorded? a) 14.99 grams b) 15.012 grams c) 15.0122 grams eliminate d) 15.05 grams

Zroms according to the synthetic division below, which of the following statements are true? check all that apply. 352 -2 6 -12 12 2 4 0 i a. (x-3) is a factor of 2x2 - 2x - 12. b. the number 3 is a root of f(x) = 2x2 - 2x - 12. c. (2x2 - 2x - 12) = (x + 3) = (2x + 4) d. (2x2 - 2x-12) - (x-3) = (2x + 4) e. (x+3) is a factor of 2x2 - 2x - 12. o f. the number -3 is a root of fx) = 2x2 - 2x - 12. previous