Question

ques-4 Simpliky
the
following:
(5+√7) (2+√5)​

Answer 1

Answer:

5+

7

)(2+

5

)

=5×2+5×

5

+

7

×2+

7

×

5

=10+5

5

+2

7

+

35

Answer 2

Answer:

Step-by-step explanation:

Use this formula:

(a+b)(c+d) = a*c + a*d + b*c + b*d

Here a=5, b=$\sqrt{7}$, c=2 and d=$\sqrt{5}$