cos15∘cos75∘−sin15∘sin75∘ Using Trigonometric Identities: Given an expression in terms of multiple trigonometric ratios like cosine and sine of one or more angle, we may reduce the original expression to a single trigonometric ratio of one...
The functionarcsin(x)only exists for−1≤x≤1. The function is a multivalued function and the principal value is defined between[−π2,π2]. Answer and Explanation: We have to find the exact value of ∙arcsin[sin(5π6)]. ...
The public sector overreliance on external evaluators and the consultancy services of independent third parties would only amount to a short-term solution to the long-term predicament (Lim et al. 2017). If risk management forms an integral part of operations, there is the likelihood that the ...
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 ...