Solve the problem.If tan-1 x is replaced by 
and |x| < 0.6, what estimate can be made of the error?
A. |E| < 0.0039991
B. |E| < 0.0046656
C. |E| < 0.0066651
D. |E| < 0.0077760
Answer: A
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The rate of change of a linear function depends on the variable of the function.
Answer the following statement true (T) or false (F)
Find all values of x in the interval [0°, 360°) that satisfy the equation. Round approximate answers to the nearest tenth of a degree.sin2 x - 8 sin x - 4 = 0
A. {28.2°, 151.8°} B. No solution C. {208.2°, 331.8°} D. {28.2°, 151.8°, 208.2°, 331.8°}
Find the exact value of the expression.cos
A. 
B. 
C. 
D. 
Solve.Two vehicles leave the same corner at the same time and travel at a right angle to each other. One vehicle travels 
an hour faster than the other. If after one hour the vehicles are 
apart, find the rate of each vehicle.
A. Slower vehicle: 4 km/hr; faster vehicle: 6 km/hr B. Slower vehicle: 6 km/hr; faster vehicle: 8 km/hr C. Slower vehicle: 8 km/hr; faster vehicle: 10 km/hr D. Slower vehicle: -8 km/hr; faster vehicle: -6 km/hr