Use l'Hopital's Rule to evaluate the limit.
A. -1
B. 1
C. ?
D. 0
Answer: D
Mathematics
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If r(t) is the position vector of a particle in the plane at time t, find the indicated vector.Find the acceleration vector.r(t) = (cos 2t)i + (4 sin t)j
A. a = (-4 cos 2t)i + (-4 sin t)j B. a = (-4 cos 2t)i + (-16 sin t)j C. a = (-2 cos 2t)i + (4 sin t)j D. a = (4 cos 2t)i + (-4 sin t)j
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Factor the difference of squares.p4 - 81
A. (p2 + 9)(p + 3)(p - 3) B. (p2 + 3)(p + 3)(p - 3) C. (1 + 9p2)(1 - 9p2) D. (p + 3)2(p - 3)2
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Identify the polynomial as a monomial, binomial, trinomial, or none of these. 12z + 1
A. Trinomial B. Monomial C. None of these D. Binomial
Mathematics
Complete.228 in. = 
ft
A. 684 B. 19 C. 1.58 D. 76
Mathematics