Please help, due tomorrow. will give brainlist given f(x)=x^3-4x+k, and the remainder when f(x) is divided by x-5 is 91, then what is the value of k?

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

Asinusoidal function whose frequency is 1/6pi

The function below is written in vertex form or intercept form. rewrite them in standard form and show your work. y = (x+4)(x+3)