Split the middle term
4n²+5n-636=0
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Answer:
13 , -53/4
Step-by-step explanation:
4n^2 +5n -636=0
4n^2 + 53n -48n -636=0
n(4n+53) -12(4n+53)=0
(n-13)(4n+53)=0
n=13
n= -53/4
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