Math Problem Statement

express log of b (((p^2)(q^6))/((m^5)(b^9))) in terms of sums and differences of logarithms

Solution

To express logb(p2q6m5b9)\log_b\left(\frac{p^2q^6}{m^5b^9}\right) in terms of sums and differences of logarithms, use the properties of logarithms. Here's the simplified expression:

logb(p2q6m5b9)=logb(p2)+logb(q6)logb(m5)logb(b9)\log_b\left(\frac{p^2q^6}{m^5b^9}\right) = \log_b(p^2) + \log_b(q^6) - \log_b(m^5) - \log_b(b^9)

Now simplify further using the power rule of logarithms (logb(xn)=nlogb(x)\log_b(x^n) = n \cdot \log_b(x)):

logb(p2)=2logb(p),logb(q6)=6logb(q),logb(m5)=5logb(m),logb(b9)=9\log_b(p^2) = 2\log_b(p), \quad \log_b(q^6) = 6\log_b(q), \quad \log_b(m^5) = 5\log_b(m), \quad \log_b(b^9) = 9

Thus, the final expression is:

2logb(p)+6logb(q)5logb(m)92\log_b(p) + 6\log_b(q) - 5\log_b(m) - 9

Would you like further clarification or examples?


  1. How does the base bb affect the simplifications of logarithms?
  2. Can logarithms be expanded similarly for other bases or natural logs?
  3. How would you simplify logb((x3)(y4)/z2)\log_b((x^3)(y^4)/z^2)?
  4. What are the main properties of logarithms?
  5. How do logarithms relate to exponents in reverse operations?

Tip: Always start by applying the quotient and product rules before simplifying powers in logarithmic expressions!

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Math Problem Analysis

Mathematical Concepts

Logarithms
Properties of Logarithms
Exponent Rules
Algebra

Formulas

log_b(xy) = log_b(x) + log_b(y)
log_b(x/y) = log_b(x) - log_b(y)
log_b(x^n) = n * log_b(x)

Theorems

Logarithmic Properties
Power Rule for Logarithms

Suitable Grade Level

Grades 9-12