Write the number in scientific notation.57 × 104
A. 0.57 × 104
B. 5.7 × 104
C. 5.7 × 103
D. 5.7 × 105
Answer: D
Mathematics
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Write as a mixed number and simplify.
A. 1
B. 3
C. 2
D. 2
Mathematics
Find the real solutions, if any, of the equation. Use the quadratic formula.4x2 + 12x + 2 = 0
A. {
, 
}
B. {
, 
}
C. {
, 
}
D. {
, 
}
Mathematics
Solve.A water storage tank is in the shape of a cone with the pointed end down. If the radius is 28 feet and the depth of the tank is 21 feet, find the volume of the tank in cubic feet. Use 
for ?.
A. 12,936 cu ft B. 616 cu ft C. 17,248 cu ft D. 51,744 cu ft
Mathematics
Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9 B. 12 C. 10 D. 2
Mathematics