Solve.A weight hanging from a spring is stretched and released. The following graph shows the displacement of the weight from its natural position, where t is time in seconds and D is the displacement in inches.
Estimate all solutions to the equation D = 4 on the interval [0, 2].
A. t = 0, 0.5, 1, 1.5, 2
B. t = 0, 1, 2
C. t = 0.75, 1.5, 1.75
D. t = 0.25, 0.75, 1.25, 1.75
Answer: A
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Solve the problem.Write an equation for the tangent line to the curve 
at the point 
A. x - 2y + 11 = 0
B. x - 2
y + 1 = 0
C. x - 2y + 1 = 0
D. x - 2
y + 11 = 0
For a certain automobile engine, the bore B, in inches, is related to the displacement D, in cubic inches, by the formula
.
A: Make a graph of D versus B. Include bore sizes up to 5 inches.B: What displacement corresponds to a bore of 3.21 inches?C: What bore corresponds to a displacement of 191 cubic inches?
?
Round your answers to two decimal places if necessary.
What will be an ideal response?
Solve the problem.On a flywheel with a 67.7-mm radius, how long is an arc subtended by a central angle of 242°?
A. 286 mm B. 9679 mm C. 102,940 mm D. 572 mm
Solve the problem.Scores on a certain test have been found to be distributed normally with a mean of 73 and a standard deviation of 14. What is the standard error in the standard deviation for all samples of 195 test scores?
A. 0.709 B. 0.036 C. 1.003 D. 3.696