Jawabanmu

2014-09-07T19:01:05+07:00
A. 37kuadrat + 74 + 1
= (40-3)(40-3)+75
=40 kuadrat - 120 - 120 + 3 kuadrat + 75
= 1600 - 240 + 9 + 75= 1444
b. 58kuadrat+232+4
= (60-2)(60-2)+236
= 60kuadrat-120-120+2kuadrat+236
= 3600-240+4+236= 3600
c. 27kuadrat-100+4
= (30-3)(30-3)-96
= 30kuadrat-90-90+3kuadrat-96
= 900-180+9-96= 633
maaf kalo jawabannya salah ^_^
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