Mathematics Class 10>Chapter 1 - Real Numbers>EXERCISE - 1.2>Q 1

MEDIUM

10th Andhra Pradesh Board

IMPORTANT

Earn 100

Express $5005$ as a product of its prime factors.

Important Questions on Real Numbers

EASY

10th Andhra Pradesh Board

IMPORTANT

Mathematics Class 10>Chapter 1 - Real Numbers>EXERCISE - 1.2>Q 1

Express

7429

as a product of its prime factors.

MEDIUM

10th Andhra Pradesh Board

IMPORTANT

Mathematics Class 10>Chapter 1 - Real Numbers>EXERCISE - 1.2>Q 2

Find the $LCM$ and $HCF$ of the following integers by the prime factorization method.

$12, 15$ and $21$

MEDIUM

10th Andhra Pradesh Board

IMPORTANT

Mathematics Class 10>Chapter 1 - Real Numbers>EXERCISE - 1.2>Q 2

Find the $LCM$ and $HCF$ of the following integers by the prime factorization method.

$17, 23$ and $29$

MEDIUM

10th Andhra Pradesh Board

IMPORTANT

Mathematics Class 10>Chapter 1 - Real Numbers>EXERCISE - 1.2>Q 2

Find the LCM and HCF of the integers

8, 9

and

15

by the prime factorization method.

MEDIUM

10th Andhra Pradesh Board

IMPORTANT

Mathematics Class 10>Chapter 1 - Real Numbers>EXERCISE - 1.2>Q 2

Find the LCM and HCF of the integers

72

and

108

by the prime factorization method.

MEDIUM

10th Andhra Pradesh Board

IMPORTANT

Mathematics Class 10>Chapter 1 - Real Numbers>EXERCISE - 1.2>Q 2

Find the LCM and HCF of the integers

306

and

657

by the prime factorization method.

MEDIUM

10th Andhra Pradesh Board

IMPORTANT

Mathematics Class 10>Chapter 1 - Real Numbers>EXERCISE - 1.2>Q 3

Check whether

6^{n}

can end with the digit

0

for any natural number

n

.

HARD

10th Andhra Pradesh Board

IMPORTANT

Mathematics Class 10>Chapter 1 - Real Numbers>EXERCISE - 1.2>Q 4

Explain, why

7 \times 11 \times 13 + 13

and

7 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1 + 5

are composite numbers.