Find all solutions of the equation in the interval [0, 2?). Round the solution to four decimal places.2 sec x + 7 = 0
A. {1.2810, 5.0021}
B. {1.8605}
C. {1.8605, 4.4226}
D. {1.2810, 4.4226}
Answer: C
Mathematics
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Solve the problem. Round your answer to 5 decimal places when necessary.The table shows the leading causes of death for one country in a single recent year. 
Assume a population of 92.5 million.What is the empirical probability of death by accident during a single year?
A. 0.45 B. 0.0049 C. 0.000049 D. 0.00049
Mathematics
Solve the quadratic equation by any method.(x - 4)(x + 3) = 8
A. {-4, 5} B. {5} C. {-4} D. {-5, 4}
Mathematics
Determine whether the planes are parallel, orthogonal, or neither. 6x + y- z = 2 -18x- 3y + 3z = -4
A. parallel B. orthogonal C. neither
Mathematics
Simplify the expression so that it contains only positive exponents 
.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics