Solve.A train traveled m mi at a speed of s mph. A bus following the same route traveled 4 mph slower. How much longer did the bus take than the train to make this trip? Write the answer as a single rational expression.

A.  hr
B.  hr
C.  hr
D.  hr


Answer: D

Mathematics

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Use substitution to factor the polynomial.(s3 + 6)2 + 12(s3 + 6) + 36

A. (s3 - 12)2 B. (s3 + 12)(s3 - 12) C. (s + 12)2 D. (s3 + 12)2

Mathematics

Use a calculator to approximate the circular function value (rounded as indicated).tan 0.1566(Round to four decimal places.)

A. 0.1579 B. 1.012 C. 0.1560 D. 0.9878

Mathematics

Use a finite approximation to estimate the area under the graph of the given function on the stated interval as instructed.f(x) =  between x = 2 and x = 6 using the "midpoint rule" with two rectangles of equal width.

A.
B.
C.
D.

Mathematics

Solve.Given log 2 ? 0.3010 and log 3 ? 0.4771, evaluate log 24.

A. 0.5044 B. 0.4308 C. 1.3801 D. 1.7323

Mathematics