Write the first four terms of the sequence.{n2 - n}
A. 1, 4, 9, 16
B. 0, 3, 8, 15
C. 0, 2, 6, 12
D. 2, 6, 12, 20
Answer: C
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Find an equation for the line that passes through the given point and satisfies the given conditions.P = (8, 12); perpendicular to v = 4i - 6j
A. 4x - 6y = -40
B. -6x - 4y = -96
C. 4x - 6y = 52
D. y - 12 = 
(x - 4)
Add or subtract as indicated.(4x5 + 3x7 - 3 - 5x6) - (4 + 8x6 + 9x7 + 8x5)
A. 12x7 + 3x6 + 12x5 - 7 B. -6x7 - 13x6 - 4x5 - 7 C. 12x7 + 3x6 + 12x5 + 1 D. -6x7 + 3x6 + 12x5 + 1
Perform the indicated operation.The electric current i (in A) in a circuit with a battery of voltage E, resistance R , a current i, and an inductance L, is 
, where t is the time after the circuit is closed. Find i for R = 1.321 ?, E = 5.923 V, L = 3.289 H, and t = 0.00500 s to three significant digits.
A. 8.98 B. -0.00901 C. 8.96 D. 0.00900
Write the imaginary number using i.
A. 2
B. -2i
C. 2i
D. -2