ANealsMehre5y9ah ANealsMehre5y9ah

26-06-2016
Mathematics

contestada

14. solve log 3x – log 13 = 2

Respuesta :

olemakpadu olemakpadu

26-06-2016

log3x - log13 = 2

This is to base 10, because the base was not specified.

log A - log B = log(A/B) law of logarithm

log(3x/13) = 2

By law of logarithm, conversion from logarithm to indices

(3x/13) = 10²

3x/13 = 100

3x = 100*13

x = 1300/3

x = 1300/3 = 433 1/3

Answer Link

Otras preguntas

Name one body of water the merchants traveled on

how to graph 5x + y = -2

Igor Stravinsky Tires sells approximately 3,760,000 car tires and 1,200,000 truck tires each year. About 47,000,000 care tires and 26,000,00 truck tires are sol

how long ago was the fall of rome (in years)

which president created the cabinet? when?

Identify the translation rule on a coordinate plane that verifies that square A(-4, 3), B(-4, 8), C(-9, 3), D(-9, 8) and square A'(-3, 2), B'(-3, 7), C'(-8, 2),

A metalworker has a metal alloy that is 30?% copper and another alloy that is 55?% copper. How many kilograms of each alloy should the metalworker combine to cr

how did the end of war and V-J Day change working conditions in the U.S.? What did it mean for women in particular?

What do butterflies have on their feet which allows them to sense different strengths and types of nectar? A.Mechanoreceptors B.Acoustic receptors C.Substratum

Read this passage from "The American Dream." One of the first things we notice in this dream is an amazing universalism. It does not say some men, but it says