Tiêu đề Paper 32_Sinhala.pdf ✅

AL / 202 - 4 - 6 / 10 - I / S (NEW) – Paper Class 32 ixhqla; .Ks;h rejka o3⁄4Yk 5. (2 sin x − cos x)(1 + cos x) = sin2 x iólrKfha idOdrK úiÿï fidhkak' 6. x > 0 hehs .ksu q' 2 tan−1 ( x 3 ) + tan−1 ( 1 x ) = π 2 iólrKh úi|kak' [miajeks msg qj n,kak' ........................................................................................................................................................................................ ........................................................................................................................................................................................ ........................................................................................................................................................................................ ........................................................................................................................................................................................ 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