masterrajesh119 masterrajesh119

04-09-2020
Mathematics

contestada

If x = 5 – 2V6 , then find the value of x² + 1 - 2

Respuesta :

yashika924 yashika924

04-09-2020

Answer:

Answer:::48 - 20V6

Step-by-step explanation:

Here,

x= 5 - 2V6

Now,

x^2 +1-2

= (5 - 2V6) ^2 +1 - 2

= 5^2 - 2*5*2V6 + (2V6)^2 +1 - 2

= 25 - 20V6 +4*6 +1 - 2

= 25 - 20V6 +24 +1 - 2

= 25 +24 +1 - 2-20V6

= 48 - 20V6

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