ସଂବୃତି ନିୟମ ( Closure Law ) ( a,b ) ∈ N ତେବେ , a + b ∈ N ଏବଂ a × b ∈ N କ୍ରମ ବିନିମୟ ନିୟମ ( Commutative Law ) ( a,b ) ∈ N ତେବେ , a + b = b + a ଏବଂ a × b = b × a ସହଯୋଗୀ ନିୟମ ( Associative Law ) ( a,b,c ) ∈ N ତେବେ , (a + b) + c = a + (b + …
ବୀଜଗଣିତ ସୂତ୍ର - Copywrite by- kodular.io a 2 – b 2 = (a – b)(a + b) (a+b) 2 = a 2 + 2ab + b 2 a 2 + b 2 = (a + b) 2 – 2ab (a – b) 2 = a 2 – 2ab + b 2 (a + b + c) 2 = a 2 + b 2 + c 2 + 2ab + 2bc + 2ca (a – b – c) 2 = a 2 + b 2 + c …