Please solve all to help me study for my exam!! SHOW WORK PLEASE

21) Find all solutions of the polynomial equation. a. x4x36x2+4x=-8 b. x413x2=36 C. x416=0 22) Use the given zero to find all the zeros of the function. Function: f(x) = x3 2x2 + x 2 zero: i 23) Find the simplest polynomial of degree three with real coefficients that has zeros: 1, 3f 24) Find all the zeros of the polynomial and write the result as a product of linear factors. a. f(x)=x3+2x2-Sx6 b. f(x)=x"-3x3-12x-16 c. f(x)=x439x270x 25) State the domain of the function. Identify any asymptotes and intercepts. x3 a. f(x)=x,_9 b. mpg c. f(x)= 12+5x2 x2+x+2