Let f(x) = 
, g(x) = 
. Compute f(g(x)) at x= 4.Enter just a reduced fraction.
Fill in the blank(s) with the appropriate word(s).
(1/-2)
Mathematics
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If r(t) is the position vector of a particle in the plane at time t, find the indicated vector.r(t) = (5 cos t)i + (8 sin t)jFind the acceleration vector.
A. a(t) = (-5 cos t)i + (-8 sin t)j B. a(t) = (5 cos t)i + (8 sin t)j C. a(t) = (5 sin t)i + (8 cos t)j D. a(t) = (-5 sin t)i + (-8 cos t)j
Mathematics
Graph the function.
A. 
B. 
C. 
D. 
Mathematics
State whether the given function is linear and constant, linear but not constant, or nonlinear.f(x) = 
A. linear, but not constant B. linear, constant C. nonlinear D. none of these
Mathematics
Rationalize the denominator.
A. 1
B. 
C. 
D. 
Mathematics