Question

Evaluate root5 -root 2 upon root5+root2

Answer 1

Answer:

the step by step explanation is in the above picture

Step-by-step explanation:

PLEASE MARK AS BRAINLIEST

Answer 2

Answer:

√(5 - √2) / √(5 + √2)

rationalise the denominator by multiplying both numerator and the denominator by conjugate of the denominator √5 - √2

=> (√5 -√2)² / [ (√5 + √2)(√5 + √2)

=> (5 + 2 - 2√10) / ( 5 - 2 ) [ (a+b)(a-b) = a² - b²]

=> (7 - 2√10) / 3