Determine whether the equation defines y as a function of x.xy - 2y = 1
A. y is a function of x
B. y is not a function of x
Answer: A
Mathematics
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Find the indicated vector.Let u = 
. Find -2u.
A. 
B. 
C. 
D. 
Mathematics
Solve the inequality. Give the solution set in both set-builder notation and graph form.x - 2 > 2 or x + 2 < 1
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The sum of a student's three scores is 230. If the first is 19 points more than the second, and the sum of the first two is 23 more than twice the third, then what was the first score?
A. 69 B. 90 C. 50 D. 71
Mathematics
Solve the problem.Richard deposits $2000 in an IRA at 10% interest compounded continuously for his retirement in 25 years. He intends to make continuous deposits of $2500 a year. How much will be accumulated in 5 years?
A. $19,371 B. $19,515 C. $19,986 D. $19,172
Mathematics