SAT Subject Test Mathematics Level 1
Chapter 9 Functions Functions is a fairly large category on the Math 1 test, which usually includes about ...
How to Use This Chapter Maybe you already know everything you need to know about functions. You can find ...
Functions Diagnostic Test 6 Minutes — 4 Questions Directions Solve problems 1–4. Select the best answer choice ...
(A) (B) (C) (D) (E) 2 . If and what is the value of f(g(2))? (A) 0 (B) 1.41 (C) 1.68 (D) 2.45 (E) 2.83 3 . What is ...
(C) 0 (D) 2 (E) 4 4 . If f(x) = |1 − x|, which of the following could be the graph of y = f(x)? (A) (B) (C ...
(D) (E) ...
Answer Key FUNCTIONS DIAGNOSTIC TEST 1 . E 2 . C 3 . D 4 . B ...
Find Your Study Plan The answer key shows where in this chapter to find explanations for the questions y ...
Functions Test Topics We’ll use the questions on the Functions Diagnostic Test to illustrate the conventions of ...
f(x) = x^2 When you apply the function to some particular number, such as −5, you write it this way: f ...
function f is assumed to be the set of all real numbers x for which f (x) is a real number. The correspond ...
The answer is (E). COMPOUND FUNCTIONS The letter f is not the only letter used to designate a function, t ...
When one function is written inside another function’s parentheses, apply the inside function first: Then a ...
Notice also that there’s a difference between f(g(x)) and f(x)g(x). In the former expression, a hierarchy is i ...
To find a maximum or minimum value of a function, look for parts of the expression—especially squares—that ...
GRAPHING FUNCTIONS Like almost everything else with functions, graphing is no big deal once you unders ...
The question says f(x) = |1−x| and asks for the graph of y = f(x). Well, that just means the gra ...
values of y. A function, by definition, yields no more than one y for any particular x. To choose between ( ...
Compound Functions Maximums and Minimums To find a maximum or minimum value of a function, look for parts ...
Functions Follow-Up Test 6 Minutes — 4 Questions Directions Solve problems 1–4. Select the best answer choice ...
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