Asked by Andres Alvarez on Jul 06, 2024

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Use the properties of logarithms to expand the expression log⁡4[x5(x+6) 2]\log _ { 4 } \left[ x ^ { 5 } ( x + 6 ) ^ { 2 } \right]log4[x5(x+6) 2] . (Assume x>0x > 0x>0 ) .

A) 5log⁡4x+2log⁡4(x+6) 5 \log _ { 4 } x + 2 \log _ { 4 } ( x + 6 ) 5log4x+2log4(x+6)
B) 5log⁡4x×2log⁡4(x+6) 5 \log _ { 4 } x \times 2 \log _ { 4 } ( x + 6 ) 5log4x×2log4(x+6)
C) log⁡4x5log⁡4(x+6) 2\frac { \log _ { 4 } x ^ { 5 } } { \log _ { 4 } ( x + 6 ) ^ { 2 } }log4(x+6) 2log4x5
D) 5log⁡4x+log⁡4(x+6) 5 \log _ { 4 } x + \log _ { 4 } ( x + 6 ) 5log4x+log4(x+6)
E) (5log⁡4x) ×(2log⁡4x) +2log⁡46x\left( 5 \log _ { 4 } x \right) \times \left( 2 \log _ { 4 } x \right) + 2 \log _ { 4 } 6 x(5log4x) ×(2log4x) +2log46x

Logarithms

The magnitude a base, such as 10 or e, must reach when raised to result in a designated number.

Expand

To multiply out the terms of an expression.

  • Make use of logarithmic properties to execute expansion and condensation tasks.
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JH
Jason HarperJul 12, 2024
Final Answer :
A
Explanation :
The expression log⁡4[x5(x+6)2]\log _ { 4 } \left[ x ^ { 5 } ( x + 6 ) ^ { 2 } \right]log4[x5(x+6)2] can be expanded using the properties of logarithms as follows: the logarithm of a product is the sum of the logarithms ( log⁡b(mn)=log⁡b(m)+log⁡b(n)\log_b(mn) = \log_b(m) + \log_b(n)logb(mn)=logb(m)+logb(n) ), and the logarithm of a power is the exponent times the logarithm ( log⁡b(mn)=nlog⁡b(m)\log_b(m^n) = n \log_b(m)logb(mn)=nlogb(m) ). Therefore, the expression expands to 5log⁡4x+2log⁡4(x+6)5 \log _ { 4 } x + 2 \log _ { 4 } ( x + 6 )5log4x+2log4(x+6) .