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[(4^3)^2:4^4+4^2-2]x[(4^3)^2:4^5+2x4^2+4^7:4^6]

Răspuns :

(4'6:4'4+4'2-2)*(4'6:4'5+2*4'7:4'6)= (4'6-4+4'2-2)*(4'1+2*4'1)= (4'2+4'2-2)*10= (16+16-2)*10=300
[4^(3*2):4^4+4^2-2]*[4^6:4^5+2*4^2+4]=(4^2+4^2-2)(4+32+4)=(16+16-2)*40=
30*40=1200