Express the given quantity in terms of sin x or cos x.sin (4? - x)
A. sin x
B. sin (-x)
C. -sin x
D. cos x - sin x
Answer: C
Mathematics
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Solve the problem.Write an equation for the tangent line to the curve 
at the point 
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 
D. 
+ 
= 
Mathematics
Solve the problem. Round to the nearest hundredth, if necessary.Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. A vending machine will only accept coins weighing between 5.49 g and 5.82 g. What percentage of legal quarters will be rejected?
A. 0.57% B. 2.13% C. 1.4% D. 1.43%
Mathematics
Identify the equation as either an identity or not.sin 2x = 2 sin x
A. Identity B. Not an identity
Mathematics
Use a calculator to write the expression as a decimal rounded to three decimal places.
A. 30.667 B. 3.097 C. 9.592 D. 4.514
Mathematics