Establish the identity.
= tan(5?)
What will be an ideal response?
= 
= 
= tan (5?)
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Find the center of mass of the thin rod with the given density function.Find the center of mass of a thin rod that lies along the semicircle y = 
if the density of the rod is 
.
A. 
= 
, 
= 
B. 
= 0, 
= 
C. 
= 
, 
= 
D. 
= 0, 
= 
Solve the problem.Decide whether or not the points are the vertices of a right triangle.(1, 3), (7, 5), (6, 0)
A. No B. Yes
Each day Larry needs at least 10 units of vitamin A, 12 units of vitamin B, and 20 units of vitamin C. Pill #1 contains 4 units of A and 3 of B. Pill #2 contains 1 unit of A, 2 of B, and 4 of C. Pill #3 contains 
of A, 1 of B, and 5 of C.Pill #1 costs 4 cents, pill #2 costs 3 cents, and pill #3 costs 
Larry wants to minimize cost. What are the coefficients of the objective function?
A. 4, 1, 10 B. 10, 12, 20 C. 4, 3, 9 D. 4, 4, 3
Solve using the addition principle and/or the multiplication principle.
+ x = 5
A. 
B. 
C. 
D. 24