Question

( sin beta / 2=sqrt{frac{1-y_{2}}{2}}=frac{1}{2} )
( sin alpha / 2 sin beta / 2=frac{sqrt{5}}{4 sqrt{2}} int_{1}^{2} sec x_{0} x d )

# a Directions (Q. Nos. 25-26) Let cos a and cos ß be me roots of the equation, 8x2 – 2x – 1=0. 25. The value of 25. The value o pr o ceso de 26. The value of cos.cosis (6) ez e is

Solution