Solve the rational equation.1 + 
= 
A. {5, 4}
B. {5, -4}
C. 
D. {-5, 4}
Answer: D
Mathematics
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Solve the problem.Given the velocity and initial position of a body moving along a coordinate line at time t, find the body's position at time t.v = cos 
t, s(0) = 1
A. s = sin t
B. s = 2? sin 
t
C. s = 
sin 
t + ?
D. s = 
sin 
t
Mathematics
Use the graph to find a ? > 0 such that for all x, 0 < 
< ? ? 
< ?.
A. 0.4 B. 0.1 C. 2 D. 0.2
Mathematics
Factor completely.16p2(r + 7)3 + 40pq(r + 7)3 + 25q2(r + 7)3
A. (r + 7)3(4p + 5q)2 B. (r + 7)3(4p - 5q)2 C. (r + 7)3(4p + 5q)(4p - 5q) D. (r + 7)3(4p + q)2
Mathematics
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics