Factorise this equasion
X^2-5
1 answer:
Answer:
(x - 
)(x + )
Step-by-step explanation:
x² - 5 ← is a difference of squares and factors in general as
a² - b² = (a - b)(a + b) , then
x² - 5
= x² - ( )²
= (x - )(x + )
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