Answer:
(x -25)(x+4)
Step-by-step explanation:
x²-21x -100
x²-25x+4x-100
x(x-25)+4(x-25)
(x+4)(x-25).
Answer: 11
Step-by-step explanation: plug in 4 for x
3(4) - 1 = 12 - 1 = 11
11.8294Step-by-step explanation:
The correct answer is A