(-6a^3b + 2ab^2)(5a^2 - 2ab^2 - b) Multiply each term in the first parenthesis by each term in the second parenthesis. Then combine like terms. -30a^5b +12a^4b^3 +6a^3b^2 +10a^3b^2 -4a^2b^4 -2ab^3 -30a^5b + 12a^4b^3 +16a^3b^2 - 4a^2b^4 - 2ab^3 LETTER B
For the answer to the question above, The expected value in percentage format is 0.2 x 15+0.4 x 20 + 0.3 x 30 + 0.1*35 = <u><em>23.5%</em></u> The answer is <u><em>23.5% </em></u> I hope my answer helped you. Have a nice day ahead! <u><em /></u>