Question 6 of 10 What is the length of DE?
A
D
27
15
130"
10
B F 10 E
O A. 10
d
B. 22
O
C. 18
O D. 12

Suppose a least-squares regression line is given by modifyingabove y with caret equals 4.302 x minus 3.293. what is the mean value of the response variable if xequals20?

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882

The function show two sisters' savings account and the rate at which they plan to deposit money