Decide if each function below can be represented by y = 6x – 4. Select Yes or No for each function.

Which number produces a rationale number when multiplied by 1/5

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?

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.