Find the value of the determinant.
A. 240
B. 230
C. -250
D. -240
Answer: D
Mathematics
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Find the domain and range of the function.f(x) = 
A. D: [0,?), R: (-?,?)
B. D: (-?,?), R: 
C. D: [0,?), R: 
D. D: (-?,0], R:(-?,0]
Mathematics
Find a formula for the nth term of the sequence.1, - 
, 
, - 
, 
(reciprocals of squares with alternating signs)
A. an = 
B. an = 
C. an = 
D. an = 
Mathematics
Evaluate the expression.-133 ÷ -7
A. -19
B. 
C. 9
D. 19
Mathematics
The terminal side of an angle in standard position passes through the given point. Write all posssible degree measures of this angle.(0, -3)
A. 90° + n ? 360°, n any integer B. 0° + n ? 360°, n any integer C. 270° + n ? 360°, n any integer D. 180° + n ? 360°, n any integer
Mathematics