Which equation describes a circle with center (-1, 2) passing through the point (2, 4)?
A (x + 1)2 + (y - 2)2 = 13
B (x - 1)2 + (y + 2)2 = 13
C (x + 1)2 + (y - 2)2 = 169
D (x - 1)2 + (y + 2)2 = 169

Which of the following functions corresponds to the above sinusoid? a. 10 cos πx - 5 b. -5 sin x - 5 c. -10 cos πx/2 - 0.5 d. 10 sin πx - 5

Rounded to the nearest tenth, what is the value of x

Given are five observations for two variables, x and y. xi 1 2 3 4 5 yi 3 7 5 11 14 which of the following is a scatter diagrams accurately represents the data? what does the scatter diagram developed in part (a) indicate about the relationship between the two variables? try to approximate the relationship betwen x and y by drawing a straight line through the data. which of the following is a scatter diagrams accurately represents the data? develop the estimated regression equation by computing the values of b 0 and b 1 using equations (14.6) and (14.7) (to 1 decimal). = + x use the estimated regression equation to predict the value of y when x = 4 (to 1 decimal). =