Solve the system by substitution.
A. (-4, -13)
B. (-13, -4)
C. (2, 3)
D. (0, 0)
Answer: A
Mathematics
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Provide an appropriate response. Find the volume of a frustrum of a pyramid with a square bottom base with side = 7 km and a square top base with side = 5 km and a height of 9 km.
A. 222 sq. km B. 240 sq. km C. 427 sq. km D. 53.8 sq. km
Mathematics
Express as a product.log2 A-4
A. log (2 ? A ? -4) B. -log 2 ? log A ? log 4 C. -log2 A ? log2 4 D. -4 log2 A
Mathematics
Determine whether the graph of the polynomial has y-axis symmetry, origin symmetry, or neither.
A. origin symmetry B. y-axis symmetry C. neither
Mathematics
Decide if the expression is factored.8(m - 9) + n(m - 9)
A. Yes B. No
Mathematics