how to factorise : a³+2a²-a-2
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Hope it helps
#BeBrainly
Apshrivastva:
u know only some smilies we can send
I think u r in 9th... right
yes you're right
bit how
but how
I'm in 11... and In class 9 th I have been solved the same questions
is it from RS aggarwal
no
ooo
well!! it's from selina
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Answer
(a+1)(a-1)(a+2)
Step-by-step explanation:
a²(a+2)-1(a+2)
(a²-1²)(a+2)
(a+1)(a-1)(a+2)
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