User:Vipul/Sandbox

• ${\sqrt {7+2}}!!+3=723$
• ${\sqrt {7+{\sqrt {4}}}}!!+4!=744$
• $9^{\sqrt {7+2}}=729$
• ${\sqrt {7-4}}!!+4!=744$
• $2^{8-1}=128$
• $2^{7}-1=127$
• $(3+4)^{3}=343$