Question

14. Find 5 rational numbers between
-3/5 and -5/7​

Answer 1

Step-by-step explanation:

Ans

7/21

8/21

9/21

10/21

11/21

12/21

13/21

Step-by-step explanation:

3/9=1/3

2/14=1/7

1/3 X 14/14=   14/42

1/7 X 6/6 =     6/42

thus we get same denominator,

now we are supposed to find nos. between   14/42 & 6/42, So we get...

7/21

8/21

9/21

10/21

11/21

12/21

13/21

Answer 2

Answer:

Step-by-step explanation:

(3x+7)²=(3x-7)²+168

{(3x×3x)+(7×7)}={3x×3x)-(7×7)}+168

9x²+49=9x²-49+168

9x²-9x²=-49-49+168

0²=-98+168

0=70

hence there will be no value for X

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Step-by-step explanation: