USA Math Challenge 🇺🇸 | Difference of Squares Method ⚡ Is video mein hum USA Math Olympiad ke ek dilchasp sawal ko hal karenge. Hum seekhenge ki kaise "Difference of Squares" identity ka istemal karke Three to the power Eight minus One jaise bade sawalon ko bina calculator ke hal kiya ja sakta hai. Aap is video mein seekhenge: Exponent rules ko simplify karna. Algebraic Identity: (a+b)(a-b) ka sahi istemal. Mental Math multiplication ki asaan trick. Math ko asaan banane ke liye aise hi aur videos dekhne ke liye channel ko Subscribe zaroor karein! 🎓 #usamath #mentalmath #matholympiad #maths