SAT Subject Test Mathematics Level 1
When you see a sin^2 , a plus sign, and a cos^2 , a little bell should ring in your head. Remember ...
Pythagorean Identity sin^2 x + cos^2 x =1 ...
Trigonometry Follow-Up Test 3 Minutes — 2 Questions Directions Solve problems 1–2. Select the best answer cho ...
Figure 1 (A) 0.25 (B) 0.66 (C) 0.75 (D) 0.80 (E) 1.25 2 . Where defined, (A) 1 (B) 2 (C) cos θ + sin θ (D) cos θ – si ...
Answer Key TRIGONOMETRY FOLLOW-UP TEST 1 . B 2 . A ...
Answers and Explanations TRIGONOMETRY FOLLOW-UP TEST 1 . B Cosine is adjacent over hypotenuse. You’ll have t ...
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 ...
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