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Verified answer
Bab Rasionalisasi PenyebutMatematika SMP Kelas IX
(√8 + √7)/(4√3 + √6) = (√8 + √7) (4√3 - √6) / ((4√3)² - √6²)
= (4√24 - √48 + 4√21 - √42) / (48 - 6)
= (4 x 2 √6 - 4√3 + 4√21 - √42) / 42
= (1/42) x (8√6 - 4√3 + 4√21 - √42)