Multiply.(-3x2 + 8y)(-3x2 - 3y + z)
A. 9x2 - 15xy - 3x2z - 24y2 + 8z
B. 9x4 - 15x2y - 24y4 - 3x2yz
C. 9x4 - 15x2y2 - 24y2
D. 9x4 - 15x2y - 3x2z - 24y2 + 8yz
Answer: D
Mathematics
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Find the requested value.Using the given tables, find (f?f) (7)
A. 7 B. 19 C. 15 D. 37
Mathematics
Simplify.
A. 
B. - 
C. 
D. - 
Mathematics
Solve the problem.The weight of a liquid varies directly as its volume V. If the weight of the liquid in a cubical container 3 cm on a side is 81 g, find the weight of the liquid in a cubical container 5 cm on a side.
A. 15 g B. 375 g C. 125 g D. 110 g
Mathematics
Graph the hyperbola. Give the coordinates of the center as well as the values of a and b.
- 
= 1
A. center (2, -2), a = 7, b = 8
B. center (-2, 2), a = 8, b = 7
C. center (-2, 2), a = 8, b = 7
D. center (2, -2), a = 8, b = 2
Mathematics