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Express log_3(A) in terms of the logarithms of prime numbers.

a. log_2(A)
b. ln(A)
c. log_5(A)
d. log_7(A)

1 Answer

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Final answer:

To express log_3(A) in terms of the logarithms of prime numbers, one can use the change of base formula and select any prime number as the new base. This reformulates log_3(A) in terms of log_k(A) where k is a prime number like 2, 5, or 7.

Step-by-step explanation:

The question asks to express log3(A) in terms of the logarithms of prime numbers. To achieve this, we can use the change of base formula for logarithms, which is logb(x) = logk(x) / logk(b), where k is the new base and it can be any positive number other than 1. Since we are asked to express it in terms of logarithms of prime numbers, we can choose k to be any prime number.

For instance, if we choose 2 as the prime number, we can write log3(A) as log2(A) / log2(3). Similarly, we could also use other prime numbers such as 5 or 7 as k, which would yield different expressions. The crucial point here is that the log of A to any base can be expressed by using the logarithm properties that relate multiplication, division, and exponents to logarithms.

User Jon Bates
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