Factor the trinomial or state that the trinomial is irreducible.20x2 + 27x + 9
A. (20x + 3)(x + 3)
B. (4x + 3)(5x + 3)
C. irreducible
D. (4x - 3)(5x - 3)
Answer: B
Mathematics
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Use implicit differentiation to find dy/dx.x = sec(9y)
A. 
cos(9y) cot(9y)
B. 
sec(9y) tan(9y)
C. 9 sec(9y) tan(9y)
D. cos(9y) cot(9y)
Mathematics
Evaluate.C(10, 5)
A. 1260
B. 126
C. 
D. 252
Mathematics
Solve the problem.Deer, rabbits, and bears eat grass. Wolves, pumas, and humans eat deer and rabbits. Bears also eat deer and rabbits. Draw a directed graph to model this food chain.
A.
B.
C.
D.
Mathematics
Find the indicated term for the geometric sequence.
, 
, 
, . . . ; a7
A. 
B. 
C. 
D. 
Mathematics