If the sequence is geometric, find the common ratio. If the sequence is not geometric, say so.
, 
, 
, 
, 
A. 
B. 
C. 40
D. 4
Answer: B
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Solve the problem.A flat rectangular piece of aluminum has a perimeter of 56 inches. The length is 6 inches longer than the width. Find the width.
A. 23 in. B. 28 in. C. 11 in. D. 17 in.
Translate to a proportion. Do not solve.29% of 74 is what?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Solve the problem.The slope to the tangent line of a curve is given by 
If the point (0, 4) is on the curve, find an equation of the curve.
A. f(x) = 
x3 - 8x2 + 8x + 4
B. f(x) = 
x3 - 8x2 + 8x + 1
C. f(x) = 
x3 - 
x2 + 8x + 1
D. f(x) = 
x3 - 
x2 + 8x + 4
Solve the problem.If a rock falls from a height of 20 meters on Earth, the height H (in meters) after x seconds is approximately H(x) = 20 - 4.9x2.When does the rock strike the ground? Round to the nearest hundredth, if necessary.
A. 2.02 sec B. 4.08 sec C. 0.83 sec D. 0.91 sec