a²+2a-3
factorise
solve this pls
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Answer:
(a-1)(a+3)
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Step-by-step explanation:
Answered by
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Step-by-step explanation:
a²-a+3a-3=0
a(a-1)+3(a-1)=0
(a+3)(a-1)=0
a+3=0 or a-1=0
a= -3 or a=1
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