Find (9x + 9)3 .Don't forget that (9x + 9)3 means (9x + 9)(9x + 9)(9x + 9).
A. 729x3 + 729x2 + 2,187x + 729
B. 729x3 + 2,187x2 + 2,187x + 81
C. 729x3 + 2,187x2 + 729x + 729
D. 729x3 + 243x2 + 2,187x + 729
E. 729x3 + 2,187x2 + 2,187x + 729
Answer: E
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Provide an appropriate response.The "trapezoidal" sum can be calculated in terms of the left and right-hand sums as ? .
A. left-hand sum - right-hand sum
B. 
C. left-hand sum + right-hand sum
D. None of the above is correct.
The following question refers to a country with five states. There are 240 seats in the legislature, and the populations of the states are given in the table below.
Under Jefferson's method, the apportionments to each state are
A. State A: 11; State B: 19; State C: 109; State D: 97; State E: 4. B. State A: 10; State B: 19; State C: 110; State D: 97; State E: 4. C. State A: 10; State B: 18; State C: 110; State D: 98; State E: 4. D. State A: 10; State B: 19; State C: 111; State D: 97; State E: 3. E. none of these
Simplify the expression without using a calculator.
A. - 
B. - 16
C. 
D. 16
Find the reciprocal.- 14
A. 14
B. 1
C. 
D. - 