Math, asked by adityarvs6464, 9 months ago

factories the following cubic polynomial
P(x) = x^3 - 4x^2+5x-2​

Answers

Answered by Anonymous
39

Answer:

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for \: cubic \: polynomial \\  \\ p(x) =  {x}^{3}  - 4 {x}^{2}  + 5x - 2 = 0 \\  \\ sum \: of \: zeros \:  =   \frac{ - b}{a}  =  \frac{  - (- 4)}{1}  =   + 4 \\  \\ sum \: of \: zeros \:  =   4 \\  \\ product \: of \: zeros \:  =  \frac{ - d}{a}  =  \frac{  - (- 2)}{1}  \\  \\ product \: of \: zeros \:  =  2 \\  \\ sum \: of \: product \: of \: zeros \:  =  \frac{c}{a}  \\  \\  \frac{5}{1} \\  \\  sum \: of \: product \: of \: zeros \:  = 5

Answered by suhaskumar123
0

Answer:

7

\begin{lgathered}for \: cubic \: polynomial \\ \\ p(x) = {x}^{3} - 4 {x}^{2} + 5x - 2 = 0 \\ \\ sum \: of \: zeros \: = \frac{ - b}{a} = \frac{ - (- 4)}{1} = + 4 \\ \\ sum \: of \: zeros \: = 4 \\ \\ product \: of \: zeros \: = \frac{ - d}{a} = \frac{ - (- 2)}{1} \\ \\ product \: of \: zeros \: = 2 \\ \\ sum \: of \: product \: of \: zeros \: = \frac{c}{a} \\ \\ \frac{5}{1} \\ \\ sum \: of \: product \: of \: zeros \: = 5\end{lgathered}

forcubicpolynomial

p(x)=x

3

−4x

2

+5x−2=0

sumofzeros=

a

−b

=

1

−(−4)

=+4

sumofzeros=4

productofzeros=

a

−d

=

1

−(−2)

productofzeros=2

sumofproductofzeros=

a

c

1

5

sumofproductofzeros=5

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