find (a+b)÷(a-b) if a = 1/2,b=2/3
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Step-by-step explanation:
= 1/2 + 2/3
= using cross multiplication
7 /6
= 7/6 ÷ 1/2 - 2/3
= using cross multiplication
7/6 ÷ -1/6
= 7/6 × 6/-1
= cut out 6
= 7/-1
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