Math, asked by rounakvishwakarma4, 3 months ago

(2x²+ 3x-1) + (x²-5x+7)=

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Answered by srohini9977

Answer:

$(2 {x}^{2} + 3x - 1) + ( {x}^{2} - 5x + 7) \\ = 2 {x}^{2} + 3x - 1 + {x}^{2} - 5x + 7 \\ = 2 {x}^{2} + {x}^{2} + 3x - 5x - 1 + 7 \\ = 3 {x}^{2} - 2x + 6$

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(2x²+ 3x-1) + (x²-5x+7)=​

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(2x²+ 3x-1) + (x²-5x+7)=