Provide an appropriate response.If sin x is replaced by 
and |x| < 0.5, what estimate can be made of the error?
A. |E| < 0.0013021
B. |E| < 0.00026042
C. |E| < 0.00052083
D. |E| < 0.0026042
Answer: B
Mathematics
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Determine whether the given function is one-to-one. If it is one-to-one, find its inverse.f(x) = 7x - 5
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
+ 5
D. not one-to-one
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Determine whether or not the relationship shown in the table is a function.Does the table define the day in January as a function of weight?
A. Yes B. No
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Solve the problem.Walt made an extra $9000 last year from a part-time job. He invested part of the money at 7% and the rest at 10%. He made a total of $720 in interest. How much was invested at 10%?
A. $4500 B. $6000 C. $7000 D. $3000
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