Use the quadratic formula to solve the equation. Simplify any radicals.4x2 - x + 3 = 0
A. 
B. {1 ± 
}
C. 
D. ?
Answer: D
Mathematics
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Express the number in scientific notation.2500
A. 2.5 × 10-2 B. 2.5 × 10-3 C. 2.5 × 103 D. 2.5 × 102
Mathematics
The graph of the function follows. Choose the graph of y = |f(x)|.
 FIGURE 1.png)
 multiple choice.png)
Mathematics
Find the angle between the planes.-7x - 2y - 6z = -5 and 4x + 2y - 9z = -2
A. 1.412 B. 1.337 C. 0.605 D. 0.234
Mathematics
Write the first n terms of the given arithmetic sequence (the value of n is indicated in the question).a5 = 3, d = -1, n = 5
A. 0, 7, 6, 5, 4 B. 7, 6, 5, 4, 3 C. 11, 9, 7, 5, 3 D. -7, -6, -5, -4, -3
Mathematics