Write the first four terms in the following sequences. A(n+1)=12 A(n) for n≥1 and A(1)=4 .

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

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).

Apack of gum would be considered a(n) necessity luxury item small ticket item unaccountable expense