Find the percent of increase. Do not round and do not forget the % sign.
120 to 140

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?

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table