Free SAT Test Questions

Question 1 of 1
ID: SAT-PM-1
Section: Math - Passport to Advanced Math
Topic: Composite Functions
Difficulty level: Medium

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If $f(x)=x+1$ and $g(x)=x^2+1$, then what is the value of $f[g(x)]-g[f(x)]$? (without calculator)

A0
B$x^2-x$
C$2x$
D$-2x$

Finding the Right Time to Take the SAT

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Read on the optimal timings to sit for the SAT that will give you a competitive edge. With the SAT only being offered a few times every year, it is critical to find the right time to take your exam.

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