Factor the trinomial completely. If the polynomial cannot be factored, write "prime."5t5 - 10t4 - 40t3
A. (t - 2)(5t4 + 20)
B. 5t3(t - 2)(t + 4)
C. 5t3(t + 2)(t - 4)
D. (5t4 + 10)(t - 4)
Answer: C
Mathematics
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for r(t) = 2sec2(t)i - 2tan(t)j + 9t2k
A. v
= 8i + 4j - 
?k
B. v
= 8i - 4j + 
?k
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D. v
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