Someone help on number 5 please

How many zeros does the function f(x)=4x3-x2+1 have

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

On friday, there were x students at the baseball game. on monday, there were half as many students at the game as there were on friday. on wednesday, there were 32 fewer students at the game as there were on friday. which expression could represent the total number of tickets sold for all 3 games?