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hello and welcome to Martin maths we continue our higher paper series during hire paper three question two here and we have Amazon thinks that X plus five squared equals x squared plus 25 for all values of X is amaz all right we must show how we get our answer so Im going to take that X plus five and Im said extras five will squared on rights like that expand using foil of the smiley method every term in one bracket by every term in the other I should end up with four terms gigantic simplify 2x squared plus 10x plus 25 a trinomial quadratic and there I can see that no I disagree with Amazon and if you think about this graphically x + 5 X + 5 we know that that would give us the x squared that will give us the 25 in am source forgotten those two parts there thats higher paper 3 some algebra thanks for watching dont forget to Like subscribe and share and continue watching this higher paper series