Find all real solutions to the equation.
- 
= 3
A. {2, 38}
B. {-2}
C. {2}
D. {3, 8}
Answer: A
Mathematics
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Subtract. Simplify, if possible.
- 
A. 
B. 
C. 12
D. 
Mathematics
Find the nth term of the geometric sequence.4, 2, 1, 
, 
A. an = 4 ? 
n
B. an = 4 ? 
n-1
C. an = 4 ? 
n-1
D. an = 4 ? 
n + 1
Mathematics
Solve the equation.6(3x - 0.3) = 8x - 1.8
A. -0.15 B. 10 C. 0.36 D. 0
Mathematics
Use half-angle identities to find the exact value of the expression.sin 
A. 
B. - 
C. 
D. - 
Mathematics