Find the domain and range of the relation.
A. domain: (-?, ?), range: [-3, ?)
B. domain: (-?, ?), range: (-?, ?)
C. domain: [-5, ?), range: [-3, ?)
D. domain: (-?, -5) or (-5, ?), range: [-3, ?)
Answer: A
Mathematics
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For the curve r(t), write the acceleration in the form aTT + aNN.r(t) = (t + 2)i + (ln (sec t) - 4)j + 8k, -?/2 < t < ?/2
A. a = (sec t tan t)T + (sec t)N B. a = (cos t)T + (cos t)N C. a = (sec2 t)T + (cos t)N D. a = (csc t)T + (sec t)N
Mathematics
Multiply or divide.2(-6)
A. 4 B. -12 C. 12 D. -4
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Convert the rectangular coordinates of the point to polar coordinates (r, ?) with r > 0 and 0 ? ? < 2?.(-4, 0)
A. 
B. (4, ?)
C. 
D. (4, 0)
Mathematics
Determine the phase shift of the function.y = 4 sin (4?x - 3)
A. 
B. 
C. - 
D. -3
Mathematics