C because... 2x^2 = 32 becomes... 2x^2 - 32 = 0 (FACTOR OUT THE 2!) 2(x^2 - 16) = 0 —> now we have a difference of squares 2 (x + 4) (x - 4) = 0 Our two solutions are 4 and -4.
answered: Guest
3, 12, 48, 384, 1536, 6144, 24576, 98304
step-by-step explanation:
just keep timing it by 4.
answered: Guest
answer: all of the odd numbers were opened
the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.
At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?
Researchers are conducting experiments to determine the role of alcohol in the development of depression. after the study is complete, they determine that the relative risk of developing depression is 1.55 with a 95 % ci of 1.2 -1.9. each group is then divided into nonsmokers and smokers. the relative risk for the nonsmokers is 1.12 with a 95% ci of 0.87-1.37. the relative risk for the smokers is 1.7 with a 95 % cl of 1.5-1.9. what type of bias may affect this study? a. procedure bias b. recall bias c. selection bias d. confounding e. lead-time bias