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f(x)=(3x-1)²
f '(x)=6(3x-1)
f(x)=(1–2x)³
f '(x)=–6(1–2x)²
f(x)=(2–3x)–3
f '(x)=9(2–3x)–4
f(x)=2–(1+2x)–4
f '(x)=8(1+2x)–5
f(x)=√(2x–5)
f '(x)=1/√(2x–5)
f '(x)=√(2x²–x)
f '(x)=(4x–1)/2√(2x²–x)
f(x)=√(2–5x)
f '(x)=–5/2√(2–5x)
f(x)=√(3x²–5x)
f '(x)=(6x–5)/2√(3x²–5x)
f(x)=√(3x²–5x+1)
f '(x)=(6x–5)/2√(3x²–5x+1)