Question

I need 9th sum ans in explained way

Answer 1

hope it helps u. u are welcome.

Answer 2

Heya !


Here is yr answer
____________________________


=> x² - (√2 + 1 ) x + √2 = 0

=> x² - (√2 + 1) x + √2 × 1 = 0

it is in the form of --------------

x² + (a + b) x + ab = (x + a) (x + b)

x = x , a = √2 , b = 1

=> (x + √2) (x - 1) = 0



Hope it hlpz......