Em um campeonato de futesal igor cobrou 20nfaltas das quais 65% foram convertidos em gol quantos gols de falta ele marcou nesse camponato

What is the common difference in the following arithmetic sequence? 7,3,-1,-5

Proceed as in example 3 in section 6.1 to rewrite the given expression using a single power series whose general term involves xk. ∞ n(n − 1)cnxn − 2 n = 2 − 4 ∞ ncnxn n = 1 + ∞ cnxn n = 0

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)