Find the exact value of the indicated trigonometric function of ?.cos ? = 
, tan ? < 0Find sin ?.
A. - 
B. -
C. - 
D. - 
Answer: C
Mathematics
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Find the inverse of the function.f(x) = 2x + 7
A. f-1(x) = 
+ 7
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 
- 7
Mathematics
Determine the interval of convergence of the power series.
A. (-?, ?)
B. 
C. (-5, 5)
D. (-6, 4)
Mathematics
A bakery buys various types of nuts as ingredients for cookies. What is the cost of 26 pounds of peanuts if the price per pound of peanuts is $2.37?
A. $61.62 B. $43.70 C. $6.16 D. $4.37 E. none of the above
Mathematics
Solve the equation.x(x - 4) = 32
A. {4, -8} B. {-4, 8} C. {4, 8} D. {-4, -8}
Mathematics