Question

Q.10 Which of the following is perfect cube numbers? a) 2700 b) 243 c) 2744 d) 3331​

Answer 1

Answer:

the correct option is (c)

Step-by-step explanation:

2744 is a perfect cube of 14

Hope it's help you

Answer 2

Given :   Different Numbers

a) 2700 b) 243 c) 2744 d) 3331​

To Find : Which is perfect cube number

Solution:

2700 = 3 * 3 * 3 * 10 * 10  = 3³ * 10²

Hence not a perfect cube

243  = 3 * 3 * 3 * 3 * 3  = 3³ * 3²

Hence not a perfect cube

2744 = 2 * 2 * 2 * 7 * 7 *  7  = 2³  * 7³

= 14³

Hence 2744 is a perfect cube

3331  is a prime number

Hence not a perfect cube

2744  is Perfect cube

option c)  is correct

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