Solution forest

Formula about square \((a+b)^2=a^2+2ab+b^2\) \((a-b)^2=a^2-2ab+b^2\) \(a^2-b^2=(a+b)(a-b)\) \((x+a)(x+b)=x^2+(a+b)x+ab\) \(a^2+b^2=(a+b)^2-2ab\) \(a^2+b^2=(a-b)^2+2ab\) \((a+b)^2=(a-b)^2+4ab\) \((a-b)^2=(a+b)^2-4ab\) \(a^2+b^2=\f…

Prove that, tan^-1(1/2)+tan^-1(1/3)=π/4 Questions:Prove that,tan^-1(1/2)+tan^-(1/3)=π/4 L.H.S=\(tan^{-1} \frac{1}{2}+tan^{-1}\frac{1}{3}\)          =\(tan^{-1}\frac{½+⅓}{1-½*⅓}\)          =\(tan^{-1}\frac{\frac{3+2}{6}}{\frac{6…

Differentiation is an important topic for higher class mathematics and science related subjects.  Here I have shared most of the common used formula for differentiation. Students can refer these to solve their mathematical…

Integration formula list Integration   is on of the most important topic for higher class mathematics and physics. It is a fundamental, essential operation of calculus, and serves as a tool to solve problems in mathematics and p…

Download PDF Some primary identities and rule for trigonometry: 1.\(Sin \theta = \frac{opposite side}{hypotenuse}\)  2.\(Cos \theta= \frac{adjacent side}{hypotenuse}\) 3. \(Tan θ = \frac{opposite side}{adjacent side}\) 4. …