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Write the Expression as a Single Logarithm log19x7y8log19x5y9\log _ { 19 } x ^ { 7 } y ^ { 8 } - \log _ { 19 } x ^ { 5 } y ^ { 9 }

Question 90

Multiple Choice

Write the expression as a single logarithm. Assume all variables represent positive real numbers. log19x7y8log19x5y9\log _ { 19 } x ^ { 7 } y ^ { 8 } - \log _ { 19 } x ^ { 5 } y ^ { 9 }


A) log19(x7y8x5y9) \log _ { 19 } \left( x ^ { 7 } y ^ { 8 } - x ^ { 5 } y ^ { 9 } \right)
B) log19(x12y17) \log _ { 19 } \left( x ^ { 12 } y ^ { 17 } \right)
C) 2log19xy2 \log _ { 19 } \frac { x } { y }
D) log19x2y\log _ { 19 } \frac { x ^ { 2 } } { y }

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