Solve the problem.If an object is dropped off of a tower, the velocity, V, of the object after t seconds can be obtained by multiplying t by 32 and adding 10 to the result. Express V as a linear function of t.
A. V(t) =
B. V(t) = 32t + 10
C. V(t) = 42t
D. V(t) = 32 + 10t
Answer: B
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Solve the problem.A rock falls from a tower that is 464 feet high. As it is falling, its height is given by the formula How many seconds will it take for the rock to hit the ground (h=0)?
A. 13,456 sec B. 21.5 sec C. 21.2 sec D. 5.4 sec
Find the difference.- -
A.
B. -
C. - 1
D. -
Write an equation for the ellipse.foci at (-2, 1), (4, 1); major axis length of 10
A. +
= 1
B. +
= 1
C. +
= 1
D. +
= 1
The augmented matrix of a system of equations has been transformed to an equivalent matrix in row-echelon form. If the system is consistent, then give the solution. If it is not, then state that it is inconsistent.
A. (63, -22, 5) B. (68, -24, 5) C. (63, -24, 5) D. Inconsistent