Report - hsn Higher .uk.net Mathematics · 1 ( ) 2 cos 0·812. 3. 0·623 (to 3 d.p.). x += π − = 2 0·623. x += π3. or 2 0·623 or 2 0·623 or 2 2 0·623 or 2 2 0·623 or 2 2 2 0·623

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