Julie collects antiques. She bought one antique for $300. Its current value is represented by the expression 300(0.75)t, where t is the number of years Julie has owned the antique. Is Julie’s antique going up or down in value? Julie’s antique is going
in value.

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

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.

Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11