1.If f1(t) ←→F1(jω), f2(t) ←→F2(jω) Then________。
A. [a f1(t) + b f2(t) ] ←→ [a F1(jω) *b F2(jω) ]
B. [a f1(t) + b f2(t) ] ←→ [a F1(jω) - b F2(jω) ]
C. [a f1(t) + b f2(t) ] ←→ [a F1(jω) + b F2(jω) ]
D. [a f1(t) + b f2(t) ] ←→ [a F1(jω) /b F2(jω) ]
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