Given the function f (2x + 1) = x2-3x + 2, find f (X-2)

Let 2x + 1 = t
Then x = (t-1) / 2
So f (T) = (t-1) &# 178 / 2 & # 178; - 3 × (t-1) / 2 + 2
=t²/4-2t+15/4
So f (X-2) = (X-2) &# / 4-2 (X-2) + 15 / 4
=x²/4-3x+35/4
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