{(√3+2)^2 - (√5+2)^2} {√10+2√3}=
Matematika
rasyid162
Pertanyaan
{(√3+2)^2 - (√5+2)^2} {√10+2√3}=
1 Jawaban
-
1. Jawaban Dachi17
{(√3+2)^2 - (√5+2)^2} {√10+2√3}
= [(3 + 4√3 + 4) - (5 + 4√5 + 4)][√10 + 2√3]
= (-2 + 4√3 - 4 √5)(√10 + 2√3)
= -2√10 - 4√3 + 4√30 + 24 - 20√2 - 8√15