gomez734 gomez734
  • 13-05-2017
  • Mathematics
contestada

in the expression (x=y)^8, if x+0.3 and y+0.7, what is the numerical value of the third term?

Respuesta :

iqbalq367 iqbalq367
  • 13-05-2017
the correct answers of this question is 0.060..
Answer Link
themillerz2022 themillerz2022
  • 09-06-2022

Answer:

0.010

Step-by-step explanation:

Given:

(x+y)^8

Applying binomial theorm to expand above expression, we get:

x^8+8x^7y+28x^6y^2+56x^5y^3+70x^4y^4+56x^3y^5+28x^2y^6+8xy^7+y^8

third term is 28x^6y^2

if x=0.3 and y=0.7 then

28x^6y^2= 28(0.3)^6(0.7)^2

              =0.01000188 !

Answer Link

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