solve this.. question no. 7
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(a-b)(a+b) =a2-b2.......
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hope it helps
please mark as brainliest
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-1 (that is negative and real number)
(√2-√3)(√2+√3)=(√2)²-(√3)²=2-3=-1
(√2-√3)(√2+√3)=(√2)²-(√3)²=2-3=-1
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