Question

x2- 24x - 81 in breaking the middle term ​

Answer 1

Answer:

in breaking the middle term

x2+3x−27x−81

Answer 2

Answer:

${x}^{2} - 24x - 81 \\ \\ \\ = {x}^{2}{ \red{ - 27x + 3x }}- 81 \\ \\ = x(x - 27) + 3(x - 27) \\ \\ \\ = (x - 27)(x + 3)$