Divide 18root21 by 6root7
Answers
Answered by
1
Answer:
18√21 ÷ 6√7 = 36.373066958946
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Answered by
1
Step-by-step explanation:
18 √21 ÷6 √7
By dividing both numerator and denominator
=
6 ✓7×18 ✓21
Since 18 is a multiple of 6
= 7
3
√21
It can also be written as
=
7 × 7
3 ✓21 × 7
By multiplication
=
7
3
3×7×7
So we get
=
7
3×7
3
18
21
÷6
7
=3
3
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