Most of the students complain that they are not able to study and remember theory subjects well.Three tips for them to deal with this:- Study the theory subjects the first thing in the early morning...
This is one of my videos of word problems of quadratic equations. There are more of them, one can go through and get an idea of the topic quadratic equations
When the sum of two angles=90 degrees, they are called complementary angles. We can use following formula →sin(90-θ)=cosθ,cos(90-θ)=sinθ,tan(90-θ)=cotθ,cosec(90-θ)=secθ,sec(90-θ)=cosecθ We...