In the realm of mathematics, finding the exact value means ascertaining an accurate and definitive numeric solution to a given problem. This stands in contrast with making guesses or estimations. This process frequently entails the resolution of equations or the application of particular mathematical doctrines or formulas, such as the ratios in trigonometry, square roots, or logarithmic functions.
| Topic | Problem | Solution |
|---|---|---|
| None | Give the exact value of the expression without us… | Given the expression \(\cos \left(\tan ^{-1} \frac{4}{3}-\tan ^{-1}\left(-\frac{8}{15}\right)\right… |
| None | Give the exact value of the expression without us… | The given expression is in the form of cosine of double angle. We can use the identity of cosine of… |
| None | Find the exact value of the expression. Do not us… | We have that |
| None | 14. Which of the following is equal to $\left(\si… | Calculate the value of \(\left(\sin 60^{\circ} \sin 30^{\circ}\right)-\left(\cos 30^{\circ} \cos 60… |