Simplifying Trig Expression

array(10) { [0]=> object(stdClass)#4144 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "e7QjCL7lQM4" ["related_video_title"]=> string(53) "All the TRIG you need for calculus actually explained" ["posted_time"]=> string(27) "9 месяцев назад" ["channelName"]=> string(17) "Dr. Trefor Bazett" } [1]=> object(stdClass)#4117 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "YYKGkYkKeMM" ["related_video_title"]=> string(34) "Verifying Trigonometric Identities" ["posted_time"]=> string(19) "7 лет назад" ["channelName"]=> string(23) "Professor Dave Explains" } [2]=> object(stdClass)#4142 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "m1OitPmkydY" ["related_video_title"]=> string(15) "Trig Identities" ["posted_time"]=> string(21) "2 года назад" ["channelName"]=> string(27) "The Organic Chemistry Tutor" } [3]=> object(stdClass)#4149 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "DVvoBrX83Y8" ["related_video_title"]=> string(50) "4 TIPS To Remember For Simplifying Trig Identities" ["posted_time"]=> string(21) "3 года назад" ["channelName"]=> string(13) "Brian McLogan" } [4]=> object(stdClass)#4128 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "5zi5eG5Ui-Y" ["related_video_title"]=> string(38) "Trigonometry full course for Beginners" ["posted_time"]=> string(21) "4 года назад" ["channelName"]=> string(15) "Academic Lesson" } [5]=> object(stdClass)#4146 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "Ll6JMUmLcrY" ["related_video_title"]=> string(82) "Learn How To Prove A Trigonometry Question & Apply Trig Identities Effectively" ["posted_time"]=> string(21) "4 года назад" ["channelName"]=> string(17) "24 minute lessons" } [6]=> object(stdClass)#4141 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "-s44LcIPaPU" ["related_video_title"]=> string(37) "Simplifying Trigonometric Expressions" ["posted_time"]=> string(21) "3 года назад" ["channelName"]=> string(27) "The Organic Chemistry Tutor" } [7]=> object(stdClass)#4151 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "ezvdTMT8X5U" ["related_video_title"]=> string(104) "Ященко ПОЯСНИЛ за ЕГЭ 2025?! Разбор ответа составителей ЕГЭ" ["posted_time"]=> string(25) "2 недели назад" ["channelName"]=> string(80) "Профиматика | Профильная математика | ЕГЭ 2026" } [8]=> object(stdClass)#4127 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "4fezP875xOQ" ["related_video_title"]=> string(59) "4 Hours Chopin for Studying, Concentration & Relaxation" ["posted_time"]=> string(21) "3 года назад" ["channelName"]=> string(12) "HALIDONMUSIC" } [9]=> object(stdClass)#4145 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "Rf05H8ogHLg" ["related_video_title"]=> string(34) "Verifying Trigonometric Identities" ["posted_time"]=> string(21) "4 года назад" ["channelName"]=> string(27) "The Organic Chemistry Tutor" } }