Write a general term an for the sequence. Assume that n begins with 1.1 ? 6, 2 ? 7, 3 ? 8, 4 ? 9, 5 ? 10, . . .
A. an = n(n - 5)
B. an = n(n + 5)
C. an = n(n + 6)
D. an = n + 5n
Answer: B
Mathematics
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Solve the equation.5ln(3x) = ln e4
A. 3.709 B. 0.742 C. 2.226 D. 2.103
Mathematics
Multiply and simplify. Assume that all variables represent positive real numbers.2
(
+ 
)
A. 2
+ 5
B. 2
+ 5
C. 10
+ 10
D. 2
+ 10
Mathematics
Write as the sum and/or difference of logarithms. Express powers as factors. logb
What will be an ideal response?
Mathematics
If possible, factor the polynomial completely. If a polynomial cannot be factored, state that it is prime.45a2 - 30a - 40
A. (3a + 2)(15a - 20) B. (15a + 10)(3a - 4) C. 5(3a - 2)(3a + 4) D. 5(3a + 2)(3a - 4)
Mathematics