Visitor

2015-11-13 03:18:23

#1

Hey,

I need some help with this expression: x^{2} + 3^{4} = 15^{2}

Thank you!

I need some help with this expression: x

Thank you!

Visitor

2015-11-13 03:27:19

#2

x^{2} + 3^{4} = 15^{2}

x^{2} + 81 = 225

x^{2} = 144

x^{2} = 12^{2}

So though x could be 12

or -12

x

x

x

So though x could be 12

or -12

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