Practice problem
Which of the following is a factor of the binomial 6400x20−646400x^{20} - 646400x20−64?
80x20+880x^{20} + 880x20+8
80x10−880x^{10} - 880x10−8
6400x10+646400x^{10} + 646400x10+64
Type a concept, like “slope” or “photosynthesis”.