Which of the following is always true? (A) Every irrational number is a surd.
Which of the following is always true?
(A) Every irrational number is a surd.
(B) Any surd of the form n√a + n√b can be rationalised by a surd of the form n√a -n√b where n√a and n√b are surds.
(C) Both (A) and (B)
(D) Neither (A) nor (B)
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