Show that $f^2 - g^2 = C$
56967
Show that $ f^2 − g^2 = C $ for some real constant C
75863
how to prove $f^{-1}(B_1 \cap B_2) = f^{-1}(B_1) \cap f^{-1}(B_2)$
105832
prove that if $\gcd(a,b)=1$ then $\gcd(a^2, b^2)=1$
105671
Let $g_n= {2^2}^n +1 $. Prove $g_0 · g_1 · · · g_{n−1} = g_{n} − 2$
65744
How can I Prove that H=G or K=G
98474
Show the existence of a certain subgroup of F2
150738
Proof of $(A - B) - C = A - (B \cup C)$
115459
Proving this $F_{n+1} \cdot F_{n-1} - F^2_n = (-1)^n$ by induction
76694
Proving that $UT=TU$ iff $U=g(T)$ for some polynomial $g$
20964
Proof that $n^2 < 2^n$
91085
how to find $|GL_2(F_p)|$
73391
Prove that if $\gcd(a,b)=1$, then $\gcd(a^2,b^2)=1$
125164
How to prove the existence of $b$ in $Q$ such that $a<b^2<c$ in $Q$?
96894
Prove $f_{n+1}^2+f_n^2=f_{2n+1}$
138297
Let $G = GL_2\mathbb (R)$. Show that $T$ is a subgroup of $G$
107716
Show that $G$ is cyclic
147299
Prove that $g(x,y) = \frac{x^3y}{x^2+y^2}$ with $g(0,0)=0$ is continuous