akhundm akhundm
  • 13-07-2020
  • Mathematics
contestada

e^2x -2e^x -24=0 please answer fast

Respuesta :

ronhagrid310
ronhagrid310 ronhagrid310
  • 13-07-2020

Answer:

x = ln6

Step-by-step explanation:

e^2x - 2e^x - 24 = 0

a = e^x

=> a^2 - 2a - 24 = 0

=> (a + 4)(a - 6) = 0

=> a = -4 => e^x = -4 (invalid because e^x > 0)

=> a = 6 => e^x = 6 => x = ln6

Answer Link

Otras preguntas

Is a seed a living thing?why
For number 13 I'm supposed to read the graph I'm not sure how to. Like for each letter on the left side a-d I'm supposed to read the graph how does that work
A single bacterial cell divides to make new bacterial cells. Which of the following is true of this kind of reproduction?
Which of the following describes the form of a pyramid? three triangular sides and square base four squares and a triangular base four triangular sides and a sq
Which one of the following is NOT evidence for continental drift? rock formations matching coastlines volcanic activity fossil evidence ----------------------
Which of the following is an example of rule of law?
Help please!!! 0,1,_,3,3,___,5,5___,____, 6,____,7,8,___
Americans average _______ calories of foods with no important nutrients per day.
Which one of the following activities is considered part of health care operations? A. Administering a stress test B. Reviewing the competency of
how do i solve 5x-9y=-17 and 5x+3y=19 in elimation