11. If y=Xsquare - 4x +3, then y at x = 4.
(A) O
(B) 3
(C) 4
(D) 7
then find value of
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Step-by-step explanation:
at x=4
y=x^2-4x+3
=(4)^2-4×4+3
=16-16+3
=3(option B)
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