Advertisements
Advertisements
प्रश्न
\[\sqrt[3]{125 \times 27} = 3 \times . . .\]
Advertisements
उत्तर
5
\[\sqrt[3]{125 \times 27} = 3 \times 5 \]
∵ \[\sqrt[3]{125 \times 27} = \sqrt[3]{125} \times \sqrt[3]{27} = \sqrt[3]{5 \times 5 \times 5} \times \sqrt[3]{3 \times 3 \times 3}\]
\[ = 5 \times 3\]
\[= 3 \times 5\] ( Commutative law )
APPEARS IN
संबंधित प्रश्न
Find the cube root of the following number by the prime factorisation method.
64
Find the cube root of the following number by the prime factorisation method.
13824
\[\sqrt[3]{1728} = 4 \times . . .\]
Evaluate:
\[\sqrt[3]{121} \times \sqrt[3]{297}\]
Making use of the cube root table, find the cube root
833 .
Making use of the cube root table, find the cube root
34.2 .
Find the smallest number by which 26244 may be divided so that the quotient is a perfect cube.
Find the cube root of -1331.
Using prime factorisation, find which of the following are perfect cubes.
128
By what smallest number should 3600 be multiplied so that the quotient is a perfect cube. Also find the cube root of the quotient.
