Determine whether the given point (x,y) is on the unit circle.
A. No
B. Yes
Answer: B
Mathematics
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Simplify.
A. 256a
B. 4a
C. 4
D. 4a2
Mathematics
Solve.If x = 
log3 9, what is the value of log 2 x?
A. 2 B. 3 C. log 3 D. -2
Mathematics
Write the vector v in the form ai + bj, given its magnitude 
and the angle ? it makes with the positive x-axis.
= 15, ? = 180°
A. v = -15j B. v = 15j C. v = -15i - 15j D. v = -15i
Mathematics
For what values of x does the series converge conditionally?
A. x = - 
B. x = 
C. x = 0
D. None
Mathematics