To open the calculator, you simply have to ... You can also plot graphs for trigonometric equations (equations that use sine, cosine, and tan, etc.), establish graphs for linear and quadratic ...

Laws of logarithms and exponents Revise what logarithms are and how to use the 'log' buttons on a scientific calculator Solving ... and exponential equations Trigonometric expressions The addition ...

Let’s look at how to use trigonometric identities to calculate missing sides. \({sin~θ} = \frac {opposite} {hypotenuse}\) \({cos~θ} = \frac {adjacent} {hypotenuse ...