Solve $$$3 x^{2}+6 x-5=0$$$ Show your working clearly. Give your solutions correct to 3 significant figures. (3)

Mathematics

IGCSE&ALevel

EDEXCEL

Exam No：4MA1_1H_que_20180525 Year：2018 Question No：11(b)

Answer:

2: Equations, formulae and identities

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