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Questions  >>  EAMCET  >>  Mathematics
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Let a=a1ˆi+a2ˆj+a3ˆk Assertion (A): The identify |a׈i|2+|a׈j|2+|a׈k|2=2|a|2 holds for a. Reason (R): a׈i=a3ˆja2ˆk,a׈j=a1ˆka3ˆi,a׈k=a2ˆia1ˆj Which of the following is correct ?

(a) Both (A) and (R) are true and (R) is the correct reason for (A)

(b) Both (A) and (R) are true but (R) is not the correct reason for (A)

(c) (A) is true, (R) is false

(d) (A) is false, (R) is true

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