Use half-angle identities to find the exact value of the expression.tan 75°
A. 2 + 
B. -2 + 
C. -2 - 
D. 2 - 
Answer: A
Mathematics
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Solve.
= 
A. -13
B. 13
C. No solution
D. - 
Mathematics
State the degree of the polynomial and whether it is a monomial, a binomial, or a trinomial.9x4 + 2x3 - 2
A. trinomial, degree 8 B. trinomial, degree 4 C. binomial, degree 4 D. trinomial, degree 7
Mathematics
Find the solutions to the equation by reading the graph.2x2 - 5x - 3 = 0
A. 
B. 
C. 
D. 
Mathematics
Graph.x = 2
A. 
B. 
C. 
D. 
Mathematics