mjk369
mjk369
13-07-2016
Mathematics
contestada
F(X)= 2x^2 +1. Find and simplify af(X)+b and f(ax+b)
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caylus
caylus
13-07-2016
Hello,
f(x)=2x²+1
f(ax+b)=2(ax+b)²+1=2(a²x²+2abx+b²)+1=2a²x²+4abx+2b²+1
af(x)+b=a(2x²+1)+b=2ax²+a+b
And f(ax+b)≠af(x)+b not linear
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