Math, asked by Ameenk, 1 month ago

please explain if (7+√5)/(7-√5) + (7-√5)/(7+√5) = a+7√5b find value of a and b

Answers

Answered by bandyopadhyayt5
0

Step-by-step explanation:

7

a+

11

7

5

b=

7−

5

7+

5

7+

5

7−

5

=

(7+

5

)(7−

5

)

(7+

5

)

2

−(7−

5

)

2

=

49−5

49+5+14

5

−49−5+14

5

=

44

28

5

=

11

7

5

a+

11

7

5

b=0+

11

7

5

(1)

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