I think the answer is 136 wild horses because they caught 40 the first time then they caught 100 the second time but four had already been caught so 100 + 40 = 140 - 4 = 136
x² - 4x + 8 → there are 3 terms (remember to include the sign with each term)
term 1: x²
term 2: -4x
term 3: 8