When $a = 0, b = - 1$ , find of the given expressions
$2 a^{2} b + 2 a b^{2} + a b$

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Solution

$a = 0, b = - 1$
$2 a^{2} b + 2 a b^{2} + a b$
$2 {(0)}^{2} (- 1) + 2 (0) {(- 1)}^{2} + 0 (- 1)$
$0 + 0 + 0$
$= 0$

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Question 5 (iii)

When a = 0, b = -1, find the value of the given expression:
$2 a^{2} b + 2 a b^{2} + a b$

When a = 0, b = − 1, find the value of the given expressions:

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(iii) 2a²b + 2ab² + ab (iv) a² + ab + 2

If $a = 2, b = - 2$ find the value of $2 a^{2} b + 2 a b^{2} + a b$ .

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{2 a}^{2} + b^{2} + 1

\frac{2 a^{2} b + 2 b^{2} c + 2 c^{2} a + 2 a b^{2} + 2 b c^{2} + 2 c a^{2}}{a b c}

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