(x^2 - 1)(x^6 + x^4 + x^2) =
x^2(x^6 + x^4 + x^2) - 1(x^6 + x^4 + x^2) =
x^8 + x^6 + x^4 - x^6 - x^4 - x^2 =
x^8 - x^2 <==
Answer:
Step-by-step explanation:
6.69 is the answer. Bcause you add the hundreths place to get 19 carry the 1 add them together you got .69 the add the onesplace to get 6 then your answer is 6.69