Mathematics
Mathematics, 07.06.2021 23:20, romana21

Which equation(s) have -4 and 4 as solutions? A. x2 = 8
B. x2 + 16 = 0
C. 2x2 = 32
D. -3x2 = -48
E. 6x2 + 56 = -40
F 27 - 5x2 = -53

answer
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 19:10, KariSupreme
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?
Answers: 1
image
Mathematics, 21.06.2019 19:30, matt2167
Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?
Answers: 1
image
Mathematics, 22.06.2019 01:00, math1325
Find the average rate of change for the given function drom x=1 to x=2
Answers: 1
image
Mathematics, 22.06.2019 02:30, GreenHerbz206
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
Answers: 2