Question

The value of expression a + 2ab - b when a = 2, b = 1 is *

1. 4

2. 3

3. 6

4. 5

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Answer 1

2. 3............

.Hope it will works

Answer 2

=a+2ab-b

=2+2×2×1-1

=2+4-1

=6-1

=5

5 is ur answer

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