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cosalpha=Kcosbeta হলে দেখাও যে,tan""(alpha+beta)/(2)=(1-K)/(1+K)cot""(... 03:49 cosecA+secA=cosecB+secB হলে প্রমাণ করো যে,tan""(A+B)/(2)=cotAcotB 03:28 যদি alpha+gamma=2beta হয় তব...
Prove the following trigonometric numbers. (1+cotA+tanA)(sinA-cosA)=(secA)/(cosec^(2)A)-(cosecA)/(sec^(2)A) View Solution Prove the following trigonometric numbers. (tan^(3)A)/(1+tan^(2)A)+(cot^(3)A)/(1+cot^(2)A)=secA*cosecA-2sinA*cosA View Solution Prove the following ...
Prove:cosAcosecA−sinAsecAcosA+sinA=cosecA−secA View Solution cot2A(secA−1)1+sinA = sec2A (1−sinA1+secA) View Solution Exams IIT JEE NEET UP Board Bihar Board CBSE Free Textbook Solutions KC Sinha Solutions for Maths Cengage Solutions for Maths ...