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若级数∑_n=1^∞a_n，∑_n=1^∞b_n均发散，则()

高老师2年前 (2024-03-26)高等数学（工本）(00023)10

若级数∑_n=1^∞a_n，∑_n=1^∞b_n均发散，则()

A.∑_n=1^∞(a_n+b_n)发散

B.∑_n=1^∞(∣a_n∣+∣b_n∣)发散

C.∑_n=1^∞(a_n²+b_n²)发散

D.∑_n=1^∞a_nb_n发散

正确答案是B

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