The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = 1 + 5 cos tFind the body's velocity at time t = ?/3 sec.
A. 
m/sec
B. - 
m/sec
C. 
m/sec
D. - 
m/sec
Answer: D
Mathematics
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Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = (x + 4)2 + 8
A. (-8, 4) B. (-4, 8) C. (8, -16) D. (8, -4)
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For a right triangle in which 
, it follows that 
.
Answer the following statement true (T) or false (F)
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Identify the terms in the polynomial.3a5 - 4x4 + 5
A. 3a5, 4x4, 5 B. 3a5, -4x4, 5x C. 3, a5, -4, x4, 5 D. 3a5, -4x4, 5
Mathematics
Solve the problem.How much money would you have to deposit at the end of each year into an annuity paying 5% interest compounded annually in order to have $39,600 at the end of thirty years?[(1.05)30 ? 4.3, (1.5)30 ? 191,751, (1.025)60 ? 4.4]
Fill in the blank(s) with the appropriate word(s).
Mathematics