Solve. Then graph the solution.
? 7x
A. [0, 6] ? [7, ?)
B. [7, ?)
C. (-?, 6] ? [7, ?)
D. (-?, 0] ? [6, 7)
Answer: D
Mathematics
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Solve the problem.Find the first six terms of the sequence with first term -1 and nth term an = 3 - an-1.
A. -1, 2, -1, 2, -1, 2 B. -1, -4, 1, -4, -1, -4 C. -1, 2, 1, 2, 1, 2 D. -1, 4, -1, 4, -1, 4
Mathematics
Use a double-angle identity to find the exact value of the expression.2 cos2 75° - 1
A. 
B. - 
C. 
D. - 
Mathematics
Translate the sentence to an equation then solve.3 is equal to 
of x.
A. 
= 3x, x = 
B. 3 = 
x, x = 
C. 
= 3x, x = 
D. 3 = 
x, x = 
Mathematics
How much should be invested at 8% compounded quarterly in order to have $8000 at the end of four years?
What will be an ideal response?
Mathematics