Solve the equation.
x+1= 
x-1
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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What x-value gives the maximum value of
?
Consider only positive x-values.
A. 
B. ?
C. ?
D. There is no solution.
Mathematics
Solve the problem.The national debt of a small country is $6,300,000,000 and the population is 2,177,000. What is the amount of debt per person? Write the number in scientific notation. Round to the nearest hundredth.
A. $2.89 × 103 B. $28.90 C. $2.89 D. $2.89 × 106
Mathematics
The vector v has initial point P and terminal point Q. Write v as a position vector.P(-9, 2), Q(-15, 11)
A. 
B. 
C. 
D. 
Mathematics
A point on the terminal side of an angle ? is given. Find the exact value of the indicated trigonometric function of ?.(5, 12)Find sin ?.
A. - 
B. - 
C. 
D. 
Mathematics