State, in each case, whether true or false:
(i) √𝟐 + √𝟑 = √𝟓
(ii) 𝟐√𝟒 + 𝟐 = 𝟔
(iii) 𝟑√𝟕 − 𝟐√𝟕 = √𝟕
(iv) 2/7 is an irrational number.
(v) 5/11 is a rational number.
(vi) All rational numbers are real numbers.
(vii) All real numbers are rational numbers.
(viii) Some real numbers are rational numbers.
(i) False
(ii) True
(iii) True
(iv) False
(v) True
(vi) True
(vii) False
(viii) True
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