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❓ Question Prove that: 3 \sqrt{3} is irrational. 🖼️ Solution Image ✍️ Short Explanation This proof uses the contradiction method . We ass…

❓ Concept Question How do ligand strength and d d -electron configuration decide hybridization and magnetic nature in coordination compounds? 🖼…

❓ Question The number of paramagnetic complexes among: [ F e F 6 ] 3 − , [ F e ( C N ) 6 ] 3 − , [ M n ( C N ) 6 ] 3 − , [ C o ( C 2 O 4 ) 3 ] 3 …

❓ Question If: a + b + c = 1 a+b+c=1 a b + b c + c a = 2 ab+bc+ca=2 and a b c = 3 abc=3 then find: a 4 + b 4 + c 4 a^4+b^4+c^4 🖼 Question Ima…

❓ Question Let f ( x ) f(x)  be a polynomial of degree 3 such that: f ( k ) = − 2 k for  k = 2 , 3 , 4 , 5 f(k)=-\frac{2}{k} \quad \text{for } k=…

❓ Question If α , β \alpha,\beta  are roots of: x 2 + 5 2   x + 10 = 0 x^2+5\sqrt2\,x+10=0 and P n = α n − β n P_n=\alpha^n-\beta^n then find th…