latonya latonya
  • 06-06-2014
  • Mathematics
contestada

Solve the equation: X to the 4th power - 81=0

Respuesta :

konrad509
konrad509 konrad509
  • 06-06-2014
[tex]x^4-81=0\\ x^4=81\\ x^4=3^4 \vee x^4=(-3)^4\\x=3 \vee x=-3[/tex]
Answer Link

Otras preguntas

which type of cell is created during meosis?
in a club there are 10 women and 10 men. A comittee of 3 men and 2 women is to be chosen. how many different possibilities are there?
Horatio weighs three times as much as Kimberly, and together they weigh a total of 95 kilograms. If h represents Horatio's weight, and k represents Kimberly's
PLZZZ HELP ASAP 20PTS!! Why was the Missouri Compromise reached, and what did it do? Why was the Compromise of 1850 reached, and what did it do?
a bird is in a tree 30 feet off the ground and drops at Twigs at lands on a rose bush 25 ft below. the function h(t)=-16t^2+30, where T represents the time in s
Which classic blues singer known as the "empress of the blues" developed her singing style in rough-and-tumble black vaudeville and tent shows and famously reco
what is the form of conflict in a days wait
What is the function of the golgi complex
Which of the following theories is supported by the discovery of magnetized rocks that do not match with Earth's poles?
7/5= blank write improper fraction as a mixed number