Solve the problem.If v = -i - j, find 
.
A. 
B. 1
C. 2
D. 0
Answer: A
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Triangle ABC is a right triangle with sides of lengths a, b, and c and a right angle at C. Find the indicated trigonometric function value of A. Rationalize denominators containing radicals.b = 
, c = 8; find tan A.
A. 
B. 
C. 
D. 
Solve the equation and check your proposed solution.
= 13
A. 18 B. -65 C. 65 D. -18
Solve the problem.The volume V of a right circular cylinder of height 2 and radius r is V(r) = 2?r2. Find the instantaneous rate of change of volume with respect to radius r when r = 7.
A. 23? ft3/ft B. 32? ft3/ft C. 28? ft3/ft D. 98? ft3/ft
Let f(t) be the solution of y' = y2t + y + et, f(0) = 2. If Euler's method with n = 4 is used to approximate f(t) for 
find f
.
A. 2(4 + 
)
B. 
+ y + e1/2
C. 3 + e2
D. 
E. none of these