Solve the equation using the quadratic formula. Simplify irrational solutions, if possible.x2 + 8x - 5 = 0
A. {-4 ± 2}
B. {4 ± }
C. {-1 ± }
D. {-4 ± }
Answer: D
Mathematics
You might also like to view...
Provide an appropriate response.True or False? 102.950 is between 1000 and 10,000.
A. False B. True
Mathematics
Perform the conversion. Round to the nearest tenth when necessary.5 km to mi
A. 3.1 mi B. 4.7 mi C. 5.3 mi D. 8.1 mi
Mathematics
Use Cramer's rule to solve the linear system.
A. x = -5, y = -8 B. x = 8, y = 5 C. x = 5, y = 8 D. x = -8, y = 5
Mathematics
Shade the solution set to the system of inequalities.3x - 2y ? 6 x - 1 > 0
A.
B.
C.
D.
Mathematics