The vector v has initial position P and terminal point Q. Write v in the form ai + bj; that is, find its position vector.P = (0, 0); Q = (-6, -4)
A. v = 6i + 4j
B. v = -4i - 4j
C. v = -6i - 4j
D. v = 4i + 6j
Answer: C
Mathematics
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Solve the initial value problem.
= (4t + 3) sin (2t2 + 3t), s(0) = -6
A. s = cos (2t2 + 3t) - 7
B. s = sin (2t2 + 3t) - 6
C. s = -cos (2t2 + 3t) - 5
D. s = -cos
- 
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Find the real solutions, if any, of the equation. Use the quadratic formula.8x2 - x + 4 = 0
A. 
B. no real solution
C. 
D. 
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Solve the problem.A baby weighed 8 pounds at birth and gained 2 pounds a month. How much did the baby gain in 3 months?
A. 30 lb B. 6 lb C. 13 lb D. 14 lb
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Solve the equation after making an appropriate substitution.x2/3 + 2x1/3 - 8 = 0
A. {-4, 2} B. {-2, 4} C. {-8, 64} D. {-64, 8}
Mathematics