Simplify.
? 
A. 
B. 
C. 
D. 
Answer: D
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Perform indicated operation and round as indicated.9.48 ÷ 0.083 round to the nearest tenth
A. 114.22 B. 11.42 C. 11.47 D. 114.72
Find all real and imaginary solutions.x3 + 5x2 + 9x + 45 = 0
A. {-5, ±3i}
B. {-5, ±
}
C. {-5, 45i, 9i}
D. {-
, ±3i}
Write the answer to the problem as an algebraic expression.Bill is m years old. How old will he be in 3 years? How old was he 12 years ago?
A. m + 3; 12 - 1; B. m3; 1 - 12 C. m + 12; m - 3 D. m + 3; m - 12
Solve.A chemist needs 110 milliliters of a 50% solution but has only 30% and 85% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
A. 40 mL of 30%; 70 mL of 85% B. 80 mL of 30%; 30 mL of 85% C. 30 mL of 30%; 80 mL of 85% D. 70 mL of 30%; 40 mL of 85%