Solve the equation.log2(x + 1) + log2(x - 5) = 4
A. {7}
B. {8}
C. {-3}
D. {7, -3}
Answer: A
Mathematics
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A. (-4, -12), (-1, 0) B. (4, 20), (1, 8) C. (4, 1) D. No solution
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State the property of multiplication demonstrated.(2 - 8) ? 4 = 2 ? 4 - 8 ? 4
A. Commutative B. Distributive C. Identity D. Associative
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Divide.
A. 6.25 B. 5.25 C. 0.19 D. 5
Mathematics
Solve the problem.A stack of poles has 36 poles in the bottom row, 35 poles in the next row, and so on, with 10 poles in the top row. How many poles are there in the stack?
A. 555 B. 611 C. 631 D. 621
Mathematics