Factorise √5x²+8x+3√5 using spitting middle term
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√5x^2+8x+3√5=0
√5x^2+5x+3x+3√5=0
√5x(x+√5)+3(x+√5)=0
(x+√5)(√5x+3)=0
x=-√5,-3√5/5
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