Question

Q. 1 Match the following:- 4

A B

(1)









(a) Reciprocal inverse

(2) (-1) + 1 = 0 (b) Inverse of the inverse

(3) (c) Additive inverse

(4)





(d) Multiplicative identity

Q - 2















4

Q - 3 Do as directed.

1. Find the square root of 16.

2. 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 =(___)

2

3. Find square root : 7,225

4. Find cube root of 21,952 by prime factorization method.

5. How many perfect squares are there from 1 to 80?

6. 9,000 is a perfect square number. Is this statement true or false?

1

1

2

2

1

1

Q - 4 Do as directed.

1. Sign of square root is___________________.

2. 64

+ 23= _________

3. ________ digit is at one’s place in cube of 17.

4. State whether this statement is true or false: Last three digit of cube of 500 is 0.

5. Find the smallest number which we get by multiplying it with 100 to get perfect

cube.

6. Write a Pythagorean triplet whose one number is 12.

1

1

1

1

3

3

Q. 5 Do as directed

(1) 1.



2. By adding 8 in one number and dividing its result with 2 we get the answer 10,

Show this in equation form.

3. 2 + 3 = 5, write this in statement form.

4. Solve :

5. The ratio of marbles available with Ravi and Arjun is 3:7 and its addition is 100,

then find number of marbles with both of them.​

Answer 1

holy moly u need to simplify your question