Question

factorize the following. 21x²-x-2​

Answer 1

Answer:

21x square -7x - 6x - 2 = 7x ( 3x - 1 ) 2 ( 3x - 1 ) =

( 3x - 1 ) ( 7x + 2 )

Answer 2

Step-by-step explanation:

Use the sum-product pattern

212−−2212+6−7−2

Common factor from the two pairs

212+6−7−23(7+2)−1(7+2)

Rewrite in factored form

3(7+2)−1(7+2)

Solution

(3−1)(7+2)