The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = 10 sin t - cos tFind the body's acceleration at time t = ?/4 sec.
A. - 
m/sec2
B. - 
m/sec2
C. 
m/sec2
D. 
m/sec2
Answer: B
Mathematics
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Solve the formula for the indicated variable.F = 
C + 32 for C
A. C = 
B. C = 
(F - 32)
C. C = 
(F - 32)
D. C = 
Mathematics
Find the zero of f.f(x) = 
x + 
A. - 
B. 
C. 
D. - 
Mathematics
Find the sum of the series.
A. 66 B. 86 C. 35 D. 93
Mathematics
Identify the equation without applying a rotation of axes.4x2 - 2xy + 3y2 + 4x + 3y - 3 = 0
A. parabola B. ellipse C. hyperbola D. not a conic
Mathematics