Find a general term an for the arithmetic sequence.a1 = 4, d = 2
A. an= 4n
B. an= 2n + 2
C. an= 2n + 4
D. an= n + 2n
Answer: B
Mathematics
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Find the angle between u and v in radians.u = -7i + 7j - 4k, v = 8i + 4j - 4k
A. -0.11 B. 1.57 C. 1.69 D. 1.63
Mathematics
(103 ð 106) ÄÄÄÄÄÄÄÄÄÄÄ = (106 ð 103)
a. 1018 b. 109 c. 1 d. 10-9 e. 10-18
Mathematics
Multiply and simplify.
A. 
B. 
C. 
D. 
Mathematics
The first several terms of a sequence are given. Find the indicated partial sum.64, 128, 256, 512, . . . ; S6
A. 8128
B. - 
C. 2048
D. 4032
Mathematics