Cosine rule, in trigonometry, is used to find the sides and angles of a triangle. Cosine rule is also called law of cosine. This law says c^2 = a^2 + b^2 − 2ab cos(C). Learn to prove the rule with examples at BYJU’S.
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When a person does something, and he enjoys it, that action is often repeated. A habit cannot form until some action takes place and it is repeated. Repeated action is the very definition of a habit. There are a few things you can do:First-you make it easy on yourself to complete the...
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If we have a function y = uv, where u and v are the functions of x. Then, by the use of the product rule, we can easily find out the derivative of y with respect to x,and can be written as: (dy/dx) = u (dv/dx) + v (du/dx) ...
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PEMDAS term is used mainly in the US but in India and the UK, we call it as BODMAS. But there is no difference between them. The order of operations for brackets, orders, addition, subtraction, multiplication and division is the same for both the rule. The PEMDAS rule can be remembered...
according to faraday’s law of electromagnetic induction , when a conductor moves through a magnetic field, an electric current is induced in it. fleming’s right-hand rule is used to determine the direction of the induced current. fleming’s right hand rule states that if we arrange our ...