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The value of ((A) + (B)) × ((A) - (B)) is A. 0B. A2-B2C. (B)×(A)D. 2((B)×(A)) |
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Answer» (A+B)×(A-B) =(A+B)×A-(A×B)×B =(A×A)+(B×A)-(A×B)-(B×B) BCZ[A×(B−C)=A×B−A×C] =(B×A)+(B×A)[BCZ A×A=0,A×B=-(B×A)] =2(B×A) ANSWER |
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