Solve the problem.Integrate 
over the region 1 ? x2 + y2 ? 64.
A. 2? ln 8
B. 2?(ln 8)2
C. ? ln 8
D. ?(ln 8)2
Answer: B
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Which of the following is not a method of making scale drawings? ?
A.
?Using a grid system to measure length and width of different features of the dilated figure.
B.
?Using a center of dilation to make a dilation of a figure.
C.
?If the length of a drawing is 10" long and 6" wide, and the original object with 35 inches wide, the scale factor used to find the original length is 
.
D.
?If the length of a drawing is 12 cm and the width is 9 cm, and the original object is 35 m in length, the scale factor used to find the original width is 
.
E.
?If the length of a drawing is 12 cm and the width is 9 cm, and the original object is 35 m in length, the scale factor used to find the original width is 
.
Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = tan
A. y = tan u; u = ? - 
; 
= 
sec2
B. y = tan u; u = ? - 
; 
= sec2
C. y = tan u; u = ? - 
; 
= sec2
D. y = tan u; u = ? - 
; 
= 
sec
tan
(103 ð 106) ÄÄÄÄÄÄÄÄÄÄÄ = (106 ð 103)
a. 1018 b. 109 c. 1 d. 10-9 e. 10-18
Solve the problem.Solve for a: 
A. a = 1
B. a = 
C. a = 
D. a = 