Answer:
1. √3 × √27 = √81 = 9
2. 4√2 × 5√8=(√2×16)(√8×25)=√32×√200=√6400=80
3.√3(√6+2√3)=√3(√6+√3×4)=√3(√6+√12)=√18+√36=√9×2+√36=3√2+ 6
1. 9
2. 80
3. 6+√18 or 10.24
Step-by-step explanation:
1. √3 • √27 = √81
√81 = 9
2. 4√2 • 5√8 = 20√16 = 20(4) = 80
3. √3(√6 + 2√3)
= √3 • √6 + √3 • 2√3 by distribution property
= √18 + 2√9
= √18 + 2(3)
= 6 + √18 or 10.24
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Answers & Comments
Answer:
1. √3 × √27 = √81 = 9
2. 4√2 × 5√8=(√2×16)(√8×25)=√32×√200=√6400=80
3.√3(√6+2√3)=√3(√6+√3×4)=√3(√6+√12)=√18+√36=√9×2+√36=3√2+ 6
Answer:
1. 9
2. 80
3. 6+√18 or 10.24
Step-by-step explanation:
1. √3 • √27 = √81
√81 = 9
2. 4√2 • 5√8 = 20√16 = 20(4) = 80
3. √3(√6 + 2√3)
= √3 • √6 + √3 • 2√3 by distribution property
= √18 + 2√9
= √18 + 2(3)
= 6 + √18 or 10.24