If #g( x ) = 3x ^ { 2} - 5x + 2 and f ( x ) = 2x ^ { 2} - 9#, what is g(x) - f(x)?

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Answer 1 · 2017-04-16T05:51:44

#x^2-5x+11#

We can take:

#g(x)-f(x)#

and substitute in their associated equations:

#(3x^2-5x+2)-(2x^2-9)#

and now simplify:

#3x^2-5x+2-2x^2+9#

#x^2-5x+11#