1.

Column 1Column 21.sin18∘ p. −√5−142.cos18∘q.−1+√543.cos9∘ - sin9∘r.√10+2√54s.10+2√54t.√5−√52u.√5−2√52

Answer»

Column 1Column 21.sin18 p. 5142.cos18q.1+543.cos9 - sin9r.10+254s.10+254t.552u.5252




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