Factor completely.2x8 - 512
A. 2(x4 + 16)(x4 - 16)
B. (2x4 + 32)(x2+ 4)(x + 2)(x - 2)
C. 2(x4 + 16)(x2+ 4)(x + 2)(x - 2)
D. 2(x4 - 16)2
Answer: C
Mathematics
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A.
B.
C.
D.
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Add or subtract, as indicated. Assume that all variables represent positive real numbers. +
+
+
A. 34 + 15
B. 8 + 15
C. +
+ 15
D. 8 +
+
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What will be an ideal response?
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Solve the problem.If the formula P = 0.5643Y - 1092.57 can be used to predict the average price of a theater ticket after 1945, for what years will the average theater ticket price be at least 44 dollars? (Y is the actual year.)
A. y ? 2015 B. y ? 2017 C. y > 2025 D. y > 2013
Mathematics