Question

The quadratic equation whose roots are 1 and -½ 

(a) 2x² + x – 1 = 0

(b) 2x² – x – 1 = 0

(c) 2x² + x + 1 = 0

(d) 2x² – x + 1 = 0

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Answer 1

Answer:

b) 2x²-x-1=0

Step-by-step explanation:

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