What is the percent of 0.250

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Which of the following tables represents exponential functions?

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?