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

Who invented hunting?
The Federalist Papers supported the passage of the U.S. Constitution. Name one of the writers.
What are the two parts of the U.S. Congress?
the product of two integers is 50. one integer is twice the other. find the integers.
Under our Constitution, some powers belong to the federal government. What is one power of the federal government?
what is the cause to air pollution??? please help me!!!!
A sample of a substance has these characteristics: • melting point or 9811 K • hard. brittle solid at room temperature • poor conductor of heat and electricity
Compared to the physical and chemical properties of the compound NO2 the compound N2O has (1) different physical properties and different chemical properties (2
Which terms identify types of chemical reactions? (1) decomposition and :sublimation (2) decomposition and synthesis (3) deposition and sublimation (4) depositi
Help solve the following equation: 20.6 + 2.1x = -8.2x