Express the radical in simplified form.
A. 5
B. 3
C. 6
D. 2
Answer: D
Mathematics
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Find the conjugate of the number.
A. i
B. -
C. 5i
D. 
Mathematics
Answer the question.The graph of f'(x) is a parabola with vertex at (a, 0). The parabola opens up. What does this information tell us about the concavity associated with f(x)? Explain.
What will be an ideal response?
Mathematics
Find all solutions of 2sin x -  figure 1.png)
= 0.
 figure 2.png)
Mathematics
Find the first six terms of the sequence.a1 = 7, a2 = 5; for n ? 3, an = an-1 - an-2
A. 7, 5, 2, -5, -1, 4 B. 7, 5, 3, 1, -1, -3 C. 7, 5, 12, 17, 26, 43 D. 7, 5, -2, -7, -5, 2
Mathematics