ANSWER

EXPLANATION
From the Pascal's triangle,
The coefficients are :
1, 5, 10,10, 5,1
Because of the negative sign, the expansion will alternate sign.

We now put y=5 into the expansion to get,


Is there choices ? I got 0.216
Answer:
36
Step-by-step explanation:
30). 247000 x 10^0
31). 0.00065
The angles are
1 & 2
7 & 8