Tìm x: 1) x^2-4x+4=25
2)(5-2x)^2-16=0
3)(2x+1)^3=(x-5)^3
4)(3-4x)^3=-(3x+2)^2
5)(x+1)^3-(5-x)^3=0
6)(5+1/2x)^3+(x-2)^3=0

The unpaid balance on a mastercard charge was $1,056.23. during the month, payments of $300 and $250 were made and charges of $425 and $274.16 were added. if the finance charge is 1.2% per month on the unpaid balance, find the new balance at the end of the month. $1,205.39 $1,218.06 $918.06 $1,768.06