Determine the number and type of solutions.2x2 + 3x + 4 = 0
A. 2 real solutions
B. 1 real solution
C. 2 imaginary solutions
Answer: C
You might also like to view...
Solve the problem.A commercial building contractor is trying to decide which of two projects to commit her company to. Project A will yield a profit of $50,000 with a probability of 0.6, a profit of $83,000 with a probability of 0.3, and a profit of $10,000 with a probability of 0.1.Project B will yield a profit of $100,000 with a probability of 0.1, a profit of $66,000 with a probability of 0.7, and a loss of $20,000 with a probability of 0.2.Find the expected profit for each project. Based on expected values, which project should the contractor choose?
A. Project A: $55,900 Project B: $60,200 Contractor should choose project B B. Project A: $46,900 Project B: $52,200 Contractor should choose project B C. Project A:$55,900 Project B: $52,200 Contractor should choose project A D. Project A: $47,666 Project B: $48,666 Contractor should choose project A
Evaluate the expression.(15 + 11) - (13 - 15)
A. 2 B. 32 C. 28 D. -32
Solve.During the month of January 2003, the depth, d, of snow in inches at the base of one ski resort could be approximated by the function 
where t is the number of days since December 31st. Use a graph to estimate the depth of snow on January 27th.
A. 21 inches B. 13 inches C. 40 inches D. 18 inches
Perform the indicated operation.-19 + 52
A. 33 B. 71 C. -33 D. -71