Alexis saves up her monthly allowance over a period of six months to buy a pair of high-resolution headphones. She lends her friend, Janet $32.80 from her savings. If Alexis has $216.20 now, calculate her monthly allowance.

Will give brainliest sum of arithmetic series (sigma notation) find the numerical answer to the summation given below. (image shown below)

F(x)= 4x g(x) =x-1 what is f(x) divided by g(x)

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?