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

How do you find the mean in a stem and leaf diagram?
Describe the earliest communities in West Africa
helppppppppppppppppppppppppp
What’s the answer guys I need your help X
during the 1920's the automobile became more affordable and more americans purchased cars. how did automobiles change american society?
PLS HELP FAST AS U CAN
i keep messing this problem up. can someone help me please? thank you!
which we're in phase connect the idea in this excerpt from a cause and effect essay?The sudden interest in Renaissance art *BLANK* 1 -is caused by*2 -exists de
which of the following ratio is equivalent to 2:3? A.1/2 B 4/6 C 12/13 D 20/25
Describe the earliest communities in West Africa