Question

simplify :-

a) 5 / 11 × -2/7 × 5/11× 3/7×8/7+ 5/11

b) 4/9××5/3+5/3×7/9
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Answer 1

Answer:

it's answer is...........

Explanation:

(a).0.4256318820326242

(b).1.296318876413374

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