Factor by grouping.6x2 + 4x + 15x + 10
A. (2x - 5)(3x - 2)
B. (6x - 5)(x - 2)
C. (6x + 5)(x + 2)
D. (2x + 5)(3x + 2)
Answer: D
Mathematics
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Describe the largest set S on which it is correct to say that f is continuous.f(x, y, z) = ln(x + y + z - 7)
A. {(x, y, z): x + y + z ? 7} B. {(x, y, z): x + y + z > 7} C. All (x, y, z) D. {(x, y, z): (x, y, z) is in the first octant}
Mathematics
Answer the question.What is a quadrilateral with diagonals that bisect each other?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Write the ratio or rate in simplest form.Steve traveled 264 miles in 20 hours.
A. 
B. 
C. 
D. 
Mathematics
Simplify each side of the equation and then solve. Check your solution.9x + x = 75 - 5
A. -7 B. -10 C. 10 D. 7
Mathematics