Solve using the quadratic formula.8x(x - 3) - 30 = 5x(x - 5)
A. -10, 3
B. 
, -3
C. - 
, -3
D. - 
, 3
Answer: D
Mathematics
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Provide an appropriate response.Eight voters are asked to rank 4 brands of ice cream: A, B, C, and D. The eight voters turn in the following ballots showing their preferences in order:BCADBCADCADBCDABCDABBACDCDABCADBMake a preference table for these ballots.
A. 
B. 
C. 
D. 
Mathematics
Factor completely.x3 + x2 - 81x - 81
A. (x + 1)(x2 - 81) B. (x + 1)(x + 81)(x - 81) C. (x + 1)(x + 9)(x - 9) D. (x - 1)(x2 + 81)
Mathematics
Which of the first three prime numbers - 2, 3 and 5 - are factors of the following? Use the divisibility tests for 2, 3, and 5.2337
A. 2, 3, 5 B. 3 C. 2, 3 D. 3, 5
Mathematics
Provide an appropriate response.Why does a quadratic function never have an inverse?
What will be an ideal response?
Mathematics