SOLUTION: In the expression (x+y)^8, if x=0.3 and y=0.7, what is the numerical value of the third term? a.0.010 b.0.020 c.0.058 d.0.060 e.0.068

Algebra ->  Probability-and-statistics -> SOLUTION: In the expression (x+y)^8, if x=0.3 and y=0.7, what is the numerical value of the third term? a.0.010 b.0.020 c.0.058 d.0.060 e.0.068      Log On


   



Question 1178245: In the expression (x+y)^8, if x=0.3 and y=0.7, what is the numerical value of the third term?
a.0.010
b.0.020
c.0.058
d.0.060
e.0.068

Answer by greenestamps(13203) About Me  (Show Source):
You can put this solution on YOUR website!


The 3rd term is the (x^6)(y^2) term. The coefficient is

C%288%2C6%29%2A%28%280.3%29%5E6%29%2A%28%280.7%29%5E2%29

Use a calculator....