2 years ago

Find all the zeros of the polynomial 2x4 - 9x3 + 5x2 + 3x -1, if two of its zeros are ( 2 +√ ) and (2 - √ ) .

Mathematics

1 answer:

elena-s [515]2 years ago

8 0

Answer:

$x=-\frac{1}{2} , 1, (2+\sqrt{3} ), (2-\sqrt{3} )$

Hope this helps!

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nlexa [21]

Answer:

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Step-by-step explanation:

Given :

Scores Number of students

0 1

1 2

2 5

3 3

4 6

5 7

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To Find: Mean

Solution:

Mean = $\frac{\text{Sum of all scores}}{\text{number of students}}$

Mean = $\frac{0 \times 1+1\times 2+2\times 5+3\times 3+4\times 6+5\times 7+6\times 9}{1+2+5+3+6+7+9}$

Mean = $\frac{134}{33}$

Mean = $4.06$

Hence, The Mean of baseball score is 4.06 .

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Answer:

See below.

Step-by-step explanation:

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The radius is 4.8 and the height is 2.9. Substitute:

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Use a calculator:

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Step-by-step explanation:

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Step-by-step explanation:

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