Question

Find the zeroes of x² – 2 using factorisation method. [Hint: x²-( )² ]​

Answer 1

Answer:

x²- 2 = 0

x²- (√2)² = 0

(x + √2) (x - √2) = 0

x + √2 = 0 x - √2 = 0

x = -√2 x = √2

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Answer 2

Answer:

(x)^2 - 2 = 0

x^2 = 2

x= +√2 and -√2