angiebby03 angiebby03
  • 02-12-2020
  • Mathematics
contestada

1+2^x=8 solve for x. Round your answer to 3 decimal places

Respuesta :

UnLedZep
UnLedZep UnLedZep
  • 02-12-2020

Answer:

2.807

Step-by-step explanation:

[tex]1+2^{x} =8\\2^{x}=8-1\\2^{x}=7\\log_{2}(2^{x})=log_{2}(7)\\\\NOTE: log_{a}(a^{x})=x\\\\x=log_{2}(7)\\\\x=2.807[/tex]

Answer Link

Otras preguntas

water pollution that elevates the temperature of the water​
please help fast! Use the model to solve for x. A) no solution B) x = 3 C) x = -3 D) x = - 3 2
FIRST CORRECT ANSWER GETS BRAINLIEST! Find the slope of the line. A. –2 B. 2 C. –one-half D. one-half
What is the appositive in this sentence? The president, an elected official of the United States, serves a four-year term The president The president, an elect
Which word is an exaplme of an iamb? A. Daybreak B. Clever C. Happy D. Inspire
The function[tex]f(x)=-3x^{3} +x^{2} +2x[/tex] rises as x grows very small. A. True B. False
The _______ vein can be used for venipuncture in nearly all species of animals. a. femoral b. coronary c. saphenous d. jugular
Biodiversity can be altered by?
The three forms of nationalism are _____ ethnic, and religious.
The graph of the function is shown. Which inequality represents the domain of the function?