I. CAREFREE II. JUBILIANT III. NEPHEW After arranging the consonants first followed by vowels as per the English alphabetical order, we get: I. CFRRAEEE II. BJLNTAIIU III. NHPWEE After changing the consonants to the next letter and the vowels to the previous letter in the English alphabetical series, we get: I. DGSSZDDD II. CKMOUZHHT III. OIQXDD The second consonant from the right end of each of the words is: I. DGSSZDDD: D II. CKMOUZHHT: H III. OIQXDD: D
What is the value of [(sin x + sin y) (sin x – sin y)]/[(cosx + cosy) (cosy – cosx)]?
If sin 28° = 15/17 , then tan 62° = ?
...(cos5°+sin5°)/(cos5°-sin5°) is equal to:
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cos (sec-1 x) is equal to –
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