Simplify the rational expression. If the expression is already in simplest form, state this as your answer.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the exact value by using a half-angle identity.sin 75°
A. - 
B. - 
C. 
D. 
Mathematics
Graph the equation.
?
?
A. 
B. ?
C. ?
D. ?
Mathematics
Write the first four terms of the sequence.an = 
A. a1 = 
, a2 = - 
, a3 = 
, a4 = - 
B. a1 = 
, a2 = - 
, a3 = 
, a4 = - 
C. a1 = - 
, a2 = 
, a3 = - 
, a4 = 
D. a1 = - 
, a2 = 
, a3 = - 
, a4 = 
Mathematics
Find only the rational zeros.f(x) = x5 - 5x4 - 3x3 + 15x2 - 4x + 20
A. -5, 2, -2 B. 5, 2, 3 C. 5, 2, -2 D. No rational zeros
Mathematics