Which expression is equivalent to 18x^2sqrt(14x^8) DIVIDED 6sqrt(7x^4), if x ≠ 0? A) 12x^4sqrt(2)
B) 3x^4sqrt(2)
C) 3x^4sqrt(7)
D) 3xsqrt(2)

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap