Solve the problem.A 53 mph wind is blowing toward the north. At what speed should a plane head due east to be on a bearing of E 62.6° N? Find the ground speed of the plane.
A. 230 mph
B. 115 mph
C. 60 mph
D. 173 mph
Answer: B
Mathematics
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Evaluate the integral.
A. 
ln2(sinh x) + C
B. cosh x ln(sinh x) + C
C. 
ln2(cosh x) + C
D. coth2x + C
Mathematics
Answer as requested.Which of the following is likely a cause-and-effect relationship?
A. When the temperature drops, consumption of heating oil rises. B. When I drive to work, the sun rises. C. When the rooster crows, the morning glories open. D. When I see stars, I also see the moon.
Mathematics
Solve the problem.Use Newton's method to estimate the solutions of the equation 
. Start with 
for the right-hand solution and with x0 = -2 for the solution on the left. Then, in each case find x2.
What will be an ideal response?
Mathematics
Evaluate. 123
A. 531,441 B. 36 C. 1331 D. 1728
Mathematics