2.√20+√5 3.√75+2√7 4.√2+√60-√50 5.2√45-3√80
Matematika
ngatiqoh
Pertanyaan
2.√20+√5
3.√75+2√7
4.√2+√60-√50
5.2√45-3√80
3.√75+2√7
4.√2+√60-√50
5.2√45-3√80
1 Jawaban
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1. Jawaban Anonyme
2.√20+√5=4√5+√5=5√5
3.√75+2√7=5√3+2√7
4.√2+√60-√50=√2+4√15-5√2
=4√15-3√5
5. 2√45-3√80=2.3√5-3.4√5=6√5-12√5
=-6√5