Solve the inequality, then graph the solution.-0.4z > - 0.24
A. (-?, 0.6)
B. (-0.6, ?)
C. (0.6, ?)
D. (-?, -0.6)
Answer: A
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Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.F = (x - y)i + (x + y)j; C is the triangle with vertices at (0, 0), (8, 0), and (0, 9)
A. 0 B. 648 C. 72 D. 144
Solve the problem. Round approximations to an appropriate number of significant digits.At a book sale, Ruth bought 5 hardbacks and 2 paperbacks for $46.00. She returned later and bought 1 more hardback and 3 more paperbacks for $17.00. Find the cost of a hardback and the cost of a paperback at the book sale.
A. $3.00 for hardback $8.00 for paperback B. $10.00 for hardback $3.00 for paperback C. $8.00 for hardback $3.00 for paperback D. $7.50 for hardback $3.50 for paperback
Solve the system by the addition method.
A. {(4, 5), (-4, 5), (4, -5), (-4, -5)} B. {(4, 5), (-4, -5)} C. {(5, 4), (-5, -4)} D. {(5, 4), (5, -4), (-5, 4), (-5, -4)}
Subtract and simplify.
A. 18
B. 12
C. 12
D. 18