tommybcc tommybcc
  • 02-06-2019
  • Mathematics
contestada

Help!!
Solve this 6x^3 - 8y^3 - 12x^2y^2 + 4xy
x=2/3 and y=1/2

Respuesta :

Аноним Аноним
  • 02-06-2019

Answer:

7/9

Step-by-step explanation:

6x^3-8y^3-12x^2y^2+4xy       x=2/3 y=1/2

=6(2/3)^3-8(1/2)^3-12(2/3)^2(1/2)^2+4(2/3)(1/2)

=6(8/27)-8(1/8)-12(4/9)(1/4)+4(1/3)

=(16/9)-1-(4/3)+(4/3)

=(1 7/9)-1

=7/9

Answer Link

Otras preguntas

did the articles of confederation need approval from the nine states?
what was the serf's place on the manor?
3x+5>_7 please help me with this
On friday, 80 children and 48 adults went to a movie. what was the ratio of children to adults?
two solutions are boiled. the first is 1 mol of a sodium chloride(nacl) solution forming two ions. the second one is 1 mol of calcium chloride (cacl2) solution
what is the advantage for the use of voting machines?
Why was the election of 1800 a turning point in American history?
What are two manual labor jobs that were performed in the past that could contribute to the respiratory issues of today?
A diamond with a mass of 45 g hangs motionless from a chain. what is the upward force of the chain on the diamond?
caleb has a complicated and difficult research paper due soon. what should he do to keep from feeling overwhelmed and procrastinating?