Consider the three functions

MATHEMATICS · Single correct · AP · AP Precalculus · Exponential and Logarithmic Functions · Exponential and Logarithmic Functions

Problem

Consider the three functions p(x)=2x+5p(x)=2x+5, q(x)=x2q(x)=x^{2} and r(x)=3xr(x)=3^{x} for x>0x>0. Without performing explicit calculations, which function will eventually exceed the other two in value as xx becomes very large? (a) q(x)q(x) (b) r(x)r(x) (c) All three remain equal in the long run (d) p(x)p(x)

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