Question

Factorise the polynamics
psquare+11p-42.​

Answer 1

Answer:

$p^{2} +11p-42$ = $(p+14)(p-3)$

Step-by-step explanation:

$p^{2} +11p-42$

⇒ $p^{2} +(14-3)p-42$

⇒$p^{2} +14p-3p-42$

⇒$p(p+14)-3(p+14)$

⇒$(p+14)(p-3)$