Math, asked by Shatakshisingh1341, 4 hours ago

Class 10th maths questions
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Answered by bhavani8845
1

Answer:

I think so answer is C

Step-by-step explanation:

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Answered by BrainlyArnab
1

Answer:

a.  \:  \: \alpha  =  \beta . \:  \alpha   + \beta  =  - 4 \\

Step-by-step explanation:

To find the right answer, first of all we have to find the two zeros of polynomial + 4x + 4

 {x}^{2}  +  4x + 4 \\  =  {x}^{2}  + 2x + 2x + 4 \\  = x(x + 2) + 2(x + 2) \\  = (x + 2)(x + 2) \\ zeros \:  =  - 2 \: and \:  - 2 \\  \alpha  =  - 2 \\  \beta  =  - 2 \\  =  >  \alpha  =  \beta  \\  \alpha  +  \beta  =  - 4

so option a) is correct

alpha = beta, alpha + beta = -4

hope it helps.

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