Question

prove that 4+7 root 2 is irrational

Answer 1

Answer:

its irrational

Step-by-step explanation:by contradiction method just take them as equal to x means (4+7 root 2) = x

after that its difficult to type bro i am sry

Answer 2

Step-by-step explanation:

4+7 root 2 = p÷q

root 2 + 4= p/7q

then,

root 2 = p/7a - 4

p/7a-4 is rational number but root 2 is not a rational number

hence it is irrational