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Popular >

simplify ln(x-9)+ln(x+9)

Solution

simplify

ln (x - 9) + ln (x + 9)

Solution

ln ((x - 9) (x + 9))

Solution steps

ln (x - 9) + ln (x + 9)

Apply log rule:

lo g_{c} (a) + lo g_{c} (b) = lo g_{c} (ab)

ln (x - 9) + ln (x + 9) = ln ((x - 9) (x + 9))

= ln ((x - 9) (x + 9))

Popular Examples

simplify 1/2 ln(78/118)simplify

\frac{1}{2} ln (\frac{78}{118})

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ln (5 \cdot e^{x})

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lo g_{10} (x) - 4 lo g_{10} (y) + 9 lo g_{10} (z)

simplify ln(16/6)simplify

ln (\frac{16}{6})

simplify log_{3}(1/(25*3*5^{53)})simplify

lo g_{3} (\frac{1}{25 \cdot 3 \cdot 5 ^{53}})

Frequently Asked Questions (FAQ)

What is ln(x-9)+ln(x+9) ?
The solution to ln(x-9)+ln(x+9) is ln((x-9)(x+9))