Question

middle term for x²-21x+108​

Answer 1

Answer:

${x}^{2} - 21x + 108$

Step-by-step explanation:

${x}^{2} - 12x - 9x + 108$

x(x-12)-9(x-12)

(x-9)(x-12)

here is your answer.

hope it helps you..!!

Answer 2

Step-by-step explanation:

x^2-21x+108

x^2-12x-9x+108

x(x-12) -9(x-12)

x=9 or x=12