Help this is math grade10 helppp

Bastian Venthur asked Sep 7, 2022

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28 votes

Bastian Venthur asked Sep 7, 2022

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20 votes

Answer:

Both are rational.

Explanation:

a. 4/7 + (-1/3) = 5/21 which is rational

b. √4 x 2/5 = 4/5 which is rational

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