Solve the equation by the zero-factor property.2k2 = -18k - 36
A. 
B. 
C. {-6, -12}
D. 
Answer: D
Mathematics
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Provide an appropriate response.The series of sketches below starts with an equilateral triangle having sides of length 1 (one). In the following steps, equilateral triangles are constructed by joining the midpoints of the sides of the preceding triangle. Develop a formula for the length of the sides of the nth new triangle.
What will be an ideal response?
Mathematics
Provide an appropriate response.Find the value of 2x.
A. 36 B. 54 C. 108 D. 72
Mathematics
Simplify the radical expression. Assume all variables represent positive real numbers.
A. 10,000 B. 10 C. -10 D. not a real number
Mathematics
Compare the fractions.
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, 
A. 
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B. 
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C. 
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D. 
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Mathematics