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Mathematics, 19.05.2021 19:40 23jaywilliams

If x+x-¹ = 11, evaluate x²+x-² A. 119
B. 120
C. 121
D. 122

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If x+x-¹ = 11, evaluate x²+x-² A. 119
B. 120
C. 121
D. 122

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