factorise: _/5x^2+2x-3_/5
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Answer:
(√5x-3)(x+√5)
Step-by-step explanation:
√5x^2 + 2x - 3√5
=√5x^2 + 5x - 3x - 3√5
=√5x(x+√5)-3(x+√5)
=(√5x-3)(x+√5)
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