Write the first five terms of the geometric sequence with the given information.The first term is 8 and the common ratio is - 
.
A. 8, -32, 128, -512, 2048
B. 8, - 2, 
, - 
, 
C. 2, - 
, - 
, - 
, - 
D. - 2, 
, - 
, 
, - 
Answer: B
Mathematics
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The position vector of a particle is r(t). Find the requested vector.The acceleration at t = 
for r(t) = (2 sin 5t)i - (10 cos 5t)j + (9 csc 5t)k
A. a
= -50i - 225k
B. a
= 50i + 225k
C. a
= 250j + 225k
D. a
= -50i + 225k
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Determine whether or not the ordered pair is a solution of the linear equation.x + y = 10; (5, 6)
A. Yes B. No
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Sketch the graph represented by the equation.16x2 + 16(y2 + 1) = 256 + 8y
A. 
B. 
C. 
D. 
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Find the probability of the event. Express the answer as a fraction in simplest form.Rolling a 2 or a 3 on a six-sided die.
A. 
B. 
C. 
D. 5
Mathematics