mdejazulhaque1972
mdejazulhaque1972 mdejazulhaque1972
  • 17-10-2021
  • Mathematics
contestada

Question ❓:-
4^(x+2)+2^(2x+1)-36=0,x=?​

Respuesta :

mhanifa
mhanifa mhanifa
  • 17-10-2021

Answer:

  • x = 1/2

Step-by-step explanation:

  • [tex]4^{x+2}+2^{2x+1}-36=0[/tex]
  • [tex]16*4^x+2*2^{2x}-36=0[/tex]
  • [tex]16*4^x+2*4^x-36=0[/tex]
  • [tex]18*4^x = 36\\\\[/tex]
  • [tex]4^x=2\\\\[/tex]
  • [tex]2^{2x}=2^1\\[/tex]
  • [tex]2x=1\\[/tex]
  • [tex]x = 1/2[/tex]
Answer Link

Otras preguntas

BС17. A car moves at constant speed of 40 kmh-' along theroad shown in Fig. 17.1. The radius of curvature atA is 350 m and the total acceleration of the car at
please help thank u alot going to put pictures!
In economics, workers play a double role, functioning as which of the following? O A. Resources and researchers O B. Consumers and producers O C. Economists and
Which describes the changes in visible light moving from red to violet?
What did Alexander Hamilton invent
"The right of citizens of the United States to vote in any primary or other election for President or Vice President, for electors for President or Vice Preside
whoever deleted me question ur trash anyways hi
If the angle measure of the section for giraffes is 72∘, how many students said giraffes were their favorite zoo animal?
210 oranges, 252 apples, 294 pears are equally packed in cartons so that no fruit is left. What is the biggest possible number of cartons needed?
Reread lines 235-249. What character traits can be used to describe the children’s personalities in this section? Cite evidence to support your answer. (Book: A