Question

9) Find the value of the expressions for a = (-1) and b = 3.*
a-2ab - (a- b)​

Answer 1

Answer:

$a = - 1 \\ b = 3 \\ a - 2ab - (a - b) \\ - 1 - 2 \times ( - 1) \times 3 - (( - 1) - 3) \\ - 1 + 6 - ( - 4) \\ - 1 + 6 + 4 \\ - 1 + 10 \\ 9$

Step-by-step explanation:

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Answer 2

Answer:

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Step-by-step explanation:

Putting a=-1 and b=3 in the given equation

= a-2ab - (a- b)

= -1 - 2.(-1).3 - (-1 - 3)

= -1 + 6 + 4

= 9 Ans.

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