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Answer:
3 a. 8, 3 b. 7 , 4 a. 24, 4 b. 17
Explanation:
3 a. √91-27
=√64
=8
3 b. √490/10
=√49
=7
4 a. √24^2
=24 {square and root are cancelled out}
4 b. √49+√100
=7+10
=17
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