Find $a+b+c$ when $4abc=(a+3)(b+3)(c+3)$
94831
Finding value of $a +b+c$
89031
Solve $a!b!=a!+b!+c!$ where $a$, $b$ and $c$ are nonnegative integers.
63958
how to prove this inequality $(ab+bc+ac)^2 ≥ 3abc(a+b+c)$
25258
Prove that if $ a,b,c > 0 $, then $ [(1 + a) (1 + b) (1 + c)]^{7} > 7^{7} (a^{4} b^{4} c^{4}) $.
1713
number theory $\gcd(a,bc)=\gcd(a,c)$
124742
P(A|C)=P(A|B)*P(B|C)?
4333
Prove that if $a+b+c+d=4$, then $(a^2+3)(b^2+3)(c^2+3)(d^2+3)\geq256$
156468
Solutions to $a+b+c=12$, $a, b, c \in \mathbb{N}_0$
44247
For $a^3+b^3+c^3=3$ prove that $a^4b+b^4c+c^4a\leq3$
52882
find nonsingular matrices $B$ and $C$ that satisfy $BC+ CB= 0$
16866
How to Prove $a^3 \cos (B-C) + b^3 \cos (C-A)+ c^3 \cos (A-B)=3abc$?
73504
Why $(a+d)(b+c)$ equals $-16$?
103555
Find all positive integral soludions of $\frac{a}{b+c} + \frac{b}{a+c} + \frac{c}{a+b} = 4$
28499
Inequality.$\sqrt{\frac{2a}{b+c}}+\sqrt{\frac{2b}{c+a}}+\sqrt{\frac{2c}{a+b}} \leq 3$
52204
Proof of one inequality $a+b+c\leq\frac{a^3}{bc}+\frac{b^3}{ca}+\frac{c^3}{ab}$
95409
Find no. of non negative integer solutions of $a+2b+3c = 200$
134493
Find the value of $ab+ 2cb+\sqrt3 ac$?