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  • What should be the value of a if the value of 2x^2 + x - a equals to 5,

Q. 9.     What should be the value of a if the value of 2x^{2}+x-a equals to 5, when x=0?

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\\2x^2 + x - a = 5 \\2 \times 0^2 + 0 - a = 5 \\-a = 5 \\a = -5

Therefore for a = -5 when the value of x=0

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