The velocity, in feet/second, of a rocket t seconds into vertical flight is given by
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?
What is the altitude of the rocket 30 seconds after liftoff?
?
Hint: ;
.
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__________ ft
Fill in the blank(s) with the appropriate word(s).
63,600
Mathematics
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, 0 (alternating 0's and
's)
A. an =
B. an =
C. an =
D. an =
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Simplify the complex fraction.
A.
B.
C.
D.
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Write the linear system as a matrix equation of the form AX = B. 4x - 4y - z = -4 x - y - z = 2
What will be an ideal response?
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Solve the problem.A bridge with a semi-elliptical arch extends over a river as shown. Find an equation of the ellipse that represents the arch of the bridge.
A. +
= 1
B. +
= 1
C. +
= 1
D. +
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