y?? ?16y? + 64y = 0 2
What will be an ideal response?
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Solve the problem.Suppose that the amount of oil pumped from a well decreases at the continuous rate of 
per year. When, to the nearest year, will the well's output fall to one-eighth of its present value?
A. 2 years B. 10 years C. 15 years D. 22 years
Rewrite the expression in terms of exponentials and simplify the results.
2
A. e-10x2 B. -e-20x C. e20x - e-20x D. e-20x
Use a calculator to find the value of y in degrees rounded to two decimal places.y = sec-1 1.507
A. -33.57° B. 33.57° C. 48.43° D. 41.57°
In a submerged trial run of an attack submarine, a reading of the submarine's velocity was made every quarter hour, as shown in the accompanying table. Use the trapezoidal rule to estimate the distance traveled by the submarine during the 2-hour period. Please round the answer to the nearest hundredth if necessary.
Time, t (hr)0
Velocity, V(t) (mph)19.42333.839.437.235.127.826.23.8?
A. 52.89 mi
B. 54.15 mi
C. 58.52 mi
D. 45.47 mi
E. 47.87 mi