Question

(factories the following)63x²-18x-1​

Answer 1

Answer:

63x²- 18x- 1

= 63x²- (21- 3)x- 1

= 63x²- 21x+ 3x- 1

=21x(3x- 1)+ 1(3x- 1)

=(21x+ 1) (3x- 1)

Answer 2

$\huge\colorbox{blue}{Question = } \\63 {x}^{2} - 18x - 1 \\ \\ \huge\colorbox{green}{answer} \\ \\ = 63 {x}^{2} - (21 - 3)x - 1 \\ \\ = 63 {x}^{2} - 21x + 3x - 1 \\ \\ = 21x(3x - 1) + 1(3x - 1) \\ \\ = (21x +1)(3x - 1 ) \\ \\ your \: answer \\ hope \: its \: help \: you \:$