Question

when a=0 b=-1 then find the value of the expressions 2a²+2ab²+ab​

Answer 1

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Answer 2

Given:

a=0

b=-1

$2 {a}^{2} + 2a {b}^{2} + ab \\ = (2 \times {0}^{2}) + (2 \times 0 \times { - 1}^{2}) +(0 \times ( - 1)) \\ = 0 + 0 + 0 \\ = 0$