In 23xy2 - 13z3- the coefficient of z3 is -13-

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Coefficients

In 23xy2 - ...

Question

In $\frac{2}{3} x y^{2} - \frac{1}{3} z^{3}$ , the coefficient of $z^{3}$ is $\frac{- 1}{3}$ .

True

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False

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Solution

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Similar questions

| z_{1} | = 1, | z_{2} | = 2, | z_{3} | = 3

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If x + y + z = xyz. Then

$\frac{3 x - x^{3}}{1 - 3 x^{2}}$ + $\frac{3 y - y^{3}}{1 - 3 y^{2}}$ + $\frac{3 z - z^{3}}{1 - 3 z^{3}}$ =

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| 3 z_{1} + 1 | = | 3 z_{2} + 1 | = | 3 z_{3} + 1 |

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z_{1}^{2} + z_{2}^{2} + z_{3}^{2} = z_{1} z_{2} + z_{2} z_{3} + z_{3} z_{1}

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z_{H} =

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