If S and S’ are the foci of an ellipse nd P is any point on it.If the eccentricity of the ellipse is e.Prove that-Tan(PSS’/2)×Tan(PS’S/2)=1-e/1+e.

What is a binomial expression?

Can we divide two vectors? If this is possible then how?

How do you write “the product of 18 and q” as an algebraic expression?

दहावीच्या आय सी एस इ विद्यार्थ्यांनी पुढे काय करायला पाहिजे

Find the least number of square tiles by which the floor of a room of dimensions 16.58 m and 8.32 m can be covered completely. why HCF and not LCM as “least” keywor dis given?