Find the component form of the indicated vector.Let u = 
, v = 
. Find u - v.
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.Given the acceleration, initial velocity, and initial position of a body moving along a coordinate line at time t, find the body's position at time t.a = 12, v(0) = -8, s(0) = -13
A. s = 12t2 - 8t - 13 B. s = 6t2 - 8t - 13 C. s = -6t2 + 8t - 13 D. s = 6t2 - 8t
Solve.t2 - 2t - 15 ? 0
A. (-?, -3] ? [5, ?), or {t
t ? -3 or t ? 5}
B. [5, ?), or {t
t ? 5}
C. (-?, -3], or {t
t ? -3}
D. [-3, 5], or {t
-3 ? t ? 5}
Simplify. Write your answers in the form of a+bi, where a and b are real numbers.(8 - 
) (4 + 
)
A. 4388 + 1112 i B. 98 - 64 i C. -98 + 64 i D. 98 + 64 i
Find an equation for the line, in the indicated form, with the given properties. Containing the points (9, -7) and (-7, 6); general form
A. -16x + 13y = 34 B. 16x - 13y = 34 C. -13x + 16y = 5 D. 13x + 16y = 5