Solve the equation by factoring.x3 - x = -4x2 + 4
A. {-1, 1, - 4}
B. {16}
C. {1, - 4, 4}
D. {- 4, 4}
Answer: A
Mathematics
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Solve the inequality and write the solution set using interval notation.y2 + 3y + 10 ? 0
A. (-?, ?) B. [-10, 10] C. No solution, or ? D. (-?, 0) ? (0, ?)
Mathematics
Find the inverse of the function.f(x) = - 
A. f-1(x) = -1x
B. f-1(x) = - 
C. f-1(x) = - 
D. f-1(x) = 
Mathematics
Solve the problem.Ruth is paid 7.0% of all sales plus 7.75% of all sales over $5500. Find Ruth's gross pay from total sales of $11,600.
A. $1711.00 B. $1284.75 C. $4727.50 D. $857.75
Mathematics
Write the improper fraction as a mixed or whole number.
A. 
B. 139
C. 2095
D. 2095
Mathematics