Question

Write the rationalising of 5 - 2sqrt(3)​

Answer 1

Answer:

i don't know the answer of the question

Answer 2

Answer:

Step-by-step explanation:

rationalizing factor = 5 + 2sqrt(3)

= (5 - 2sqrt (3)) * (5 + 2sqrt(3))      [(a+b)(a-b) = a^2 - b^2]

= [5^2 - {2sqrt(3)}^2]

= 25 - 4*3

= 25-12

= 13

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