Solve the quadratic equation using the most efficient technique (factoring, extracting square roots, completing the square, or the quadratic formula).6x2 - 3x - 9 = 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Use the vectors u, v, w, and z head to tail as needed to sketch the indicated vector. 
2u - z - w 
A. 
B. 
C. 
D. 
Mathematics
Use reference angles to find the exact value of the expression.sin 
A. - 
B. 
C. -1
D. - 
Mathematics
Find a formula for the nth term of the arithmetic sequence shown in the graph.
A. an = n + 2 B. an = n + 1 C. an = n - 1 D. an = n - 2
Mathematics
Find the LCD of the rational expressions. Then rewrite each as an equivalent rational expression with the LCD.
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A. 
; 
B. 
; 
C. 
; 
D. 
; 
Mathematics