Find all the zeros of the equation and show work
x^4 - 6 x^2 - 7 x - 6=0

In the film, zeke the zombie slayer versus the zombies from space, zeke slayed 140 zombies. in the sequel, zeke the zombie slayer versus the zombies from space, part 2, he slayed 5% more zombies. how many zombies were slain by zeke in the sequel?

Can you me find the missing length. i attached an image.

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?