Question

write the reciprocal of the following rational numbers
(I) 2by 5
(ii) -7by 11
(iii) 5 by 1
(iv)3 by7 power 2 ​

Answer 1

Answer:

answer is given below

Step-by-step explanation:

1. 5/2
2. -11/7
3. 1/5
4. 49/3

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Answer 2

Step-by-step explanation:

1)Given number=2/5

The reciprocal of 2/5=5/2

2)Given number=-7/11

The reciprocal of -7/11=-11/7

3) Given number=5/1

The reciprocal of 5/1=1/5

4)Given number =(3/7)²

The reciprocal of (3/7)²=1/(3/7)²

=>1/(9/49)

=>49/9