a=8,b=6, x=2, y=4 হলে, ax+2b-2xy এর মান কত?

A 12

B 9

C 7

D 6

Solution

Correct Answer: Option A

ax+2b-2xy
=৮.২+২.৬-২.২.৪
=১৬+১২-১৬
=১২

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