Question

Find the value of k for which the given value of x is a solution of kx^2 -√2-4=0
X=√2

Answer 1

Answer:

kx^2-√2-4

x=√2

k(√2) ^2-√2-4=0

k(2) -√2-4=0

2-√2-4=k

-2-√2=k

-(2+√2) =k