Determine whether the sequence converges or diverges. if it converges, give the limit.

11, 22, 44, 88,

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

Simplify the expression 10/11(22z) + (a+5) -1

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)- 144x+360 what am i doing wrong?