How to find maximum & minimum values in trigonometry l #shorts l Trigonometry math l mini& maxvalue

Short Trick to find maximum value of ( 3 sin^2 A + 4 cos^2 A), Minimum value of ( 4 tan^2 a + 9 cot^2 A ) and Minimum value of ( 4 sec^2 A + 9 cosec^2 A) l#shorts l Trigonometry math l min value l max value l trigonometry trick l easy math l math l trigonometry calculation l #short #shortvideo #youtubeshorts