Solve the problem.What is the maximum number of DVDs costing $19 each that a person can buy with $78? How much change will the person receive?
A. 4; $3
B. 4; $2
C. 5; $2
D. 3; $3
Answer: B
Mathematics
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Solve the equation using the square root property.x2 - 81 = 0
A. {-9} B. {81} C. {9} D. {9, -9}
Mathematics
Convert the length as indicated.7 feet to inches
A. 84 in. B. 28 in. C. 252 in. D. 21 in.
Mathematics
For the polynomial, list each real zero and its multiplicity. Determine whether the graph crosses or touches the x-axis at each x -intercept.f(x) = 2(x2 + 1)(x - 5)2
A. 5, multiplicity 2, crosses x-axis B. 5, multiplicity 2, touches x-axis C. -1, multiplicity 1, touches x-axis; 5, multiplicity 2, crosses x-axis D. -1, multiplicity 1, crosses x-axis; 5, multiplicity 2, touches x-axis
Mathematics
Convert the radian measure to degrees.
A. 505° B. 1980° C. 495° D. 990°
Mathematics