Solve the equation by completing the square.x2 + 3x - 9 = 0
A. 
B. -3 ± 3
C. 
D. 
Answer: A
Mathematics
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Write percent as decimal.30%
A. 30.0 B. 3 C. 0.3 D. 0.03
Mathematics
Identify the type of sampling described by the proposal.A travel industry researcher interviews all of the passengers on five randomly selected cruises.
A. cluster sample B. systematic sample C. stratified sample D. convenience sample E. simple random sample
Mathematics
Subtract. Write the answer in lowest terms.
A. 
B. 12
C. 2
D. 
Mathematics
Divide.(-25x3 + 30x2 - 29x + 26) ÷ (5x - 3)
A. -5x2 + 3x - 4 + 
B. x2 - 4 + 
C. -5x2 + 3x - 4
D. -5x2 + 3x - 4 + 
Mathematics