Saturday

January 31, 2015

January 31, 2015

Posted by **James** on Saturday, December 17, 2011 at 9:16pm.

log_7 (343 * 7^15)

- pre calculus -
**Reiny**, Saturday, December 17, 2011 at 10:49pmlog

_{7}(343*7^15)

= log_{7}343 + log_{7}7^15

= log_{7}7^3 + 15log_{7}7

= 3log_{7}7 + 15log_{7}7

= 3(1) + 15(1)

= 18

**Answer this Question**

**Related Questions**

precal - use the properties to find the exact value'log_7(343.7 ^15)

Math - Properties of Logarithms - Use properties of logarithms to find the exact...

exact logarithms - Use the properties of logarithms to find the exact value of ...

Logarithms - Use the properties of logarithms to find the exact value of the ...

college algebra - use properties of logarithms to find the exact value of the ...

Algebra - Use properties of logarithms to find the exact value of each ...

Math - Use properties of logarithms to find the exact value of this expression. ...

pre calculous - use the properties of logarithms to write the expression as a ...

college algebra - use the properties of logarithms to find the exact value of ...

calculus - use the properties of logarithms to condense the logarithmic ...