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Find jero of polynomial X square+7x+10

Answer»

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Your answer :-

que =  {x}^{2}  + 7x + 10 \\  \\  =  {x}^{2}  + 5x + 2x + 10 \\  \\  = x \: (x + 5) + 2 \: (x + 5) \\  \\  = (x + 2) \: (x + 5) are \:  \: the \:  \: factors. \\  \\   a) = x + 2 = 0 \\ = x =  - 2 \\  \\ b) = x + 5 = 0 \\  = x =  - 5 \\  \\

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