Question

x²-4x+21 solve it by splitting terms

Answer 1

Answer:

(X-3) (x-7)

Step-by-step explanation:

X^2-7x+3x+21

X(x-7)-3(x-7)

(X-3) (x-7)

Answer 2

x^2-4x+21
=x^2+3x-7x+21
=x(x+3)-7x(x+3)
=(x-7x)(x+3)

Hope it helps...