Question

6. Find the sum of reciprocals of -5/7 and 7/2
options
a 59/35
b -39/35
c -59/35​

Answer 1

Answer:

b. -39/35

Step-by-step explanation:

recipocal of

-5/7= 7/-5

7/2= 2/7

so there sum is

-7/5 + 2/7

take there L. C. M

-49 + 10/ 35

-39/35

Answer 2

$\huge\bf\underline{\underline{\pink{S}\orange{O}\blue{L}\red{U}\green{T}\purple{I}\red{O}\blue{N}}}$

Reciprocal of -5/7= -7/5 AND 7/2= 2/7

Now add the numbers:-

$= \huge \frac{ - 7}{5} + \frac{2}{7} \\ = \frac{ - 7 \times 7 + 2 \times 5}{35} \\ = \frac{ - 49 + 10}{35} \\ = \frac{ - 39}{35}$