Royceejennif Royceejennif
  • 21-11-2016
  • Mathematics
contestada

let f=cos^2x and g=sin^2x which of the following lie in the space spanned by f and g
a)cos2x
b)3+x^2
c)1
d)sinx
e)0 ...?

Respuesta :

antonsandiego
antonsandiego antonsandiego
  • 21-11-2016
I'm pretty sure that these are lying in the space spanned by f and g: a)cos2x, e)0.  Use common formulas to check it.
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