123qw 123qw
  • 20-11-2014
  • Mathematics
contestada

8 to the power of x = 2
4 to the power of x = 8

Respuesta :

mariamikayla
mariamikayla mariamikayla
  • 20-11-2014
[tex]\# \ 1 \\\\ 8^x=2 \\\\ (2^3)^x=2 \\\\ 2^{3x}=2 \\\\ 3x=1 \\\\ \boxed{x=\frac{1}{3}} \\\\\\ \# \ 2 \\\\ 4^x=8 \\\\ (2^2)^x=2^3 \\\\ 2^{2x}=2^3 \\\\ 2x=3 \\\\ \boxed{x=\frac{3}{2}}[/tex]
Answer Link
konrad509
konrad509 konrad509
  • 20-11-2014
[tex]8^x=2\\ 2^{3x}=2^1\\ 3x=1\\ x=\frac{1}{3}\\\\ 4^x=8\\ 2^{2x}=2^3\\ 2x=3\\ x=\frac{3}{2} [/tex]
Answer Link

Otras preguntas

From up from slavery by booker T. Washington what form of nonfiction is this?
HELP PLEASE HELP!!! ASAP PLEASE
Which has a larger electronegativity o or f
Does anyone know this A. 5.831 mB. 16.552 mC. 2.828 mD. 13.267 m
[tex]6m^{2} + 12m = 0[/tex]
Olivia is making scarves. Each scarf will have 5 rectangles, and 4 5 of the rectangles will be purple. How many purple rectangles does she need for 2 scar
5456.3 mi to the nearest mile
Determine the correct scientific notation form of the number. 518,000,000 A) 5.18 x 106 B) 5.18 x 108 C) 51.8 x 107 D) 518 x 106
which section of sonnet 130 has a cdcd rhyme scheme?
Solve each of these systems using the substitution method. Make sure to check your answers ! 2x + 3y = -4 x − 2y = 5 a. x = 1, y = -2 b. x = -1, y = 2 c. x = 1,