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Qiuyun TMUA Simulation Test Paper 1 · Q7

Paper 1Functions & graphsPowers & logarithms

Consider the following two functions:

f(x)=∣log⁡10x∣.f(x)=|\log_{10}x|.

For g(x)g(x), it is an odd function and it has a period of 4, and:

g(x)=−x2+2x,0≤x<2.g(x)=-x^2+2x,\qquad0\le x<2.

How many points of intersection do they have?

A00
B22
C44
D66
E88

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