√63+2√7-1√7=.... tolong bantuu
Matematika
afifah259
Pertanyaan
√63+2√7-1√7=.... tolong bantuu
2 Jawaban
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1. Jawaban aldhyshoe
√63 + 2√7 - 1√7 = ..
= √3•3•7 + 2√7 - 1√7
= 3√7 + 2√7 - 1√7
= 5√7 - 1√7
= 4√7
smoga brmanfaat. -
2. Jawaban Sutr1sn0
V63 + 2V7 - 1V7
= V(9×7) + 2V7 - V7
= 3V7 + 2V7 - V7
= (3 + 2 - 1)V7
= 4V7