Solve the equation by completing the square.15d2 + 28d + 12 = 0
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Identify the number as prime, composite, or neither.1
A. Prime B. Neither C. Composite
Mathematics
Use the graph to determine the function's domain and range. Write the domain and range in interval notation.
A. domain: (-?, ?) range: [3, 4] B. domain: (-?, ?) range: [0, 4] C. domain: [3, 4] range: (-?, ?) D. domain: [0, 4] range: (-?, ?)
Mathematics
Use Cramer's rule to solve the linear system. If D = 0, use another method to determine the solution set.-4x + 3z = 16-5x + 6y - 8z = -62 2x - 4y = -4
A. {(2, 8, 2)} B. {(2, -2, -8)} C. ({3, 0, 8)} D. {(2, 2, 8)}
Mathematics
Fill in the blank.A kilogram weighs __________ a pound.
A. less than B. the same as C. greater than
Mathematics