Find the exact value of the expression sin 315 degrees . sin 15 degrees. What is the value for \sin \frac{\theta}{2} if \cos \theta = - \frac{12}{13} and 90^\circ < \theta < 180^\circ? a) \frac{\sqrt{26{26}\b) - \frac{\sqrt{26{26}\c) \frac{5\sqrt{26{26...
A firm's CSR is aimed toward promoting long-term profit, and establishing a positive relationship with society and investors' trust, thereby enabling the firm's survival. Evidence increasingly suggests a positive association between CSR and the value of a firm [1,2], making it a major issue ...