Solve the problem.A police helicopter is monitoring the speed of two cars on a straight road. The helicopter is at an altitude of
feet directly above the road. At one instant, the angle of elevation from the first car to the helicopter is
and the angle of elevation from the second car to the helicopter is
How far apart are the two cars to the nearest foot?
A. 2520 ft
B. 102 ft
C. 2663 ft
D. 313 ft
Answer: C
Mathematics
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Solve the problem.Let sk denote the kth partial sum of the alternating harmonic series. Compute ,
, and
. Which of these is closest to the exact sum (ln 2) of the alternating harmonic series?
A.
B.
C.
Mathematics
Give the opposite and then the absolute value of the number.-24
A. -24, 24 B. 0, 24 C. 24, 24 D. -24, -24
Mathematics
Translate the percent problem to a proportion using x for the unknown value. Do not solve the proportion.8.9 is what percent of 19.3?
A. =
B. =
C. =
D. =
Mathematics
Use a calculator to evaluate the function at the indicated values. Round your answers to three decimals
What will be an ideal response?
Mathematics