Class 12 Book Solution from Miscellaneous in Trigonometric Inverse Circular Functions Question No: 60
প্রমান করো যে :
\(tan\Big(\frac{\pi}{4} + \frac{1}{2}cos^{-1} \frac{a}{b}\Big) + tan\Big(\frac{\pi}{4} - \frac{1}{2}cos^{-1} \frac{a}{b}\Big) = \frac{2b}{a}\)
Download Solution PDF 
