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【简答题】
若F(ω)= [f(t)]，利用Fourier变换的性质求下列函数g(t)的Fourier变换． (1)g(t)=tf(2t)； (2)g(t)=(t一2)f(t)； (3)g(t)=(t一2)f(一2t)； (4)g(t)=t3f(2t)； (5)g(t)=tf’(t)； (6)g(t)=f(1一t)； (7)g(t)=(1一t)f(1一t)； (8)g(t)=f(2t一5)．
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