Question

27. Simplify: 2V81 - 8 V216 +15 V32 + V225 - 116​

Answer 1

Step-by-step explanation:

2√81-8√216+15√32+√225-116

2√9×9-8√6×6×6+15√2×2×2×2×2+√15×15-116

(2×9)-(8×6√6)+(15×2×2√2)+(15-116)

18-48√6+60√2+(-101)

18-48√3×√2+60√2-101

-48√3+61√2-101+18