if x is equal to 2 is a root of the polynomial( f)= 2x square- 3x + 7 find the value of a
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⭐⭐Hello friend..Ur answer is here⤵⤵
⚫ f (x)=2x^2-3x+7a
putting x=2
➡ 2 (2)^2-3×2+7a=0
➡8-6+7a=0
➡7a=-2
➡ a= -2/7
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