tweety706
tweety706
01-11-2018
Mathematics
contestada
given f(x)=x^2-5 and g(x)=20-x find (f-g)(2)
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wegnerkolmp2741o
wegnerkolmp2741o
01-11-2018
f-g = x^2-5 - (20-x)
f-g = x^2 -5-20+x
f-g = x^2 +x-25
f-g(2) = 2^2 +2 -25
= 4+2-25
= -19
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