Mathematics, 23.06.2019 23:50 firstone04kr

What number must be added to the expression below to complete the square? х2 - 20х

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Mathematics, 21.06.2019 14:40

3× __ -2=15 7 2× __+1=7 5 7× =22 15 5× __+10=2 8 × __+4=20 6 × =10 3 × __+2=8 6 × __+8=8 9 × __+7=20 6

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