Question

Simplify (underroot5- underroot3)²​

Answer 1

Answer:

8 - 2$\sqrt{15}$

Step-by-step explanation:

Answer 2

Answer:

8-2√15

Step-by-step explanation:

(√5-√3)^2

(a-b)^2=a^2+b^2-2ab

Here a=√5, b=√3

=> (√5-√3)^2=(√5)^2+(√3)^2-2(√5)(√3)

                     =5+3-2√(5)(3)

                     =8-2√15

Hope it helps :)

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