EASY
8th CBSE
IMPORTANT
Earn 100

There is no cube root of a negative integer.

50% studentsanswered this correctly

Important Questions on Square-Square Root and Cube-Cube Root

EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 86
Square of a number is positive, so the cube of that number will also be positive.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 87
Write the first five square numbers.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 88
Write cubes of first three multiples of 3.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 89
Show that 500 is not a perfect square.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 90
Express 81 as the sum of first nine consecutive odd numbers.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 91

Using prime factorisation, find if the number 484 is a perfect square.

MEDIUM
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 91

Using prime factorisation, find if the number 11250 is a perfect square.

EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 91

Using prime factorisation, find if the number 841 is a perfect square.