15Twilight 15Twilight

28-01-2015
Mathematics

Answered

Solve for x: ( sqrt 7) ^ 6x = 49 ^ (x-6)

Answer :

29-01-2015

[tex](\sqrt{7})^{6x}=49^{x-6} \\ (7^\frac{1}{2})^{6x}=(7^2)^{x-6} \\ 7^{\frac{1}{2} \times 6x}=7^{2(x-6)} \\ 7^{3x}=7^{2x-12} \\ 3x=2x-12 \\ 3x-2x=-12 \\ x=-12[/tex]

Answer Link

Other Questions

what was the strongest criticism of the constitution

marley brought 290 pennies to the bank How many dimes did marley get

name 3 equivalent fractions for 12

What is 527519 in exponent form

How does genetic engineering affect a cells characteristics A Allows nature to produce favorable traits slowly and precisely B Allows nature to produce favorabl

The length of a chalkboard is 5 feetthe width is 10 ft mr Jones has 20 feet of string to place around it Ms coley cuts off 3 feet of the decoration will there b

what direction would you travel to go from seoul to shanghai

square root of 64 over 25

Which of the following examples illustrates an energy transfer between the atmosphere and hydrosphere a plant roots absorbing water from the soil b polar ice re

what is a characteristic of matter that involves the formation of a new substance mean