Question

factorise x2 - 5. solve it and no spam no copy.​

Answer 1

I think you were asking the question wrongly

of it is -2×5 the answer is here :-

- × + = -

so, 2×5 =7

so, -7

Answer 2

Answer:

${x}^{2} - 5 = \\ {x}^{2} - {5}^{2} = \\ (x + \sqrt{5} )(x - \sqrt{5} ).$