Question

find the production of the 4a-2b a=1 b=-1

Answer 1

= 4×(1)-2×(-1)
= 4-(-2)
= 4+2
= 6

Answer 2

hlo mate.

here is your answer.

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If the value of a=1 and b=-1.
Then
The value of 4a-2b
=>4×1-2×(-1)
=>4-(-2)
=>6

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hope it helps you