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代數2  (時間限制:40  分鐘)
年終評估 
1. What is the expanded form of 3𝑥(𝑥 + 2)²
2. If dividing the polynomial 𝑓(𝑥) by (𝑥 + 4) yields a remainder of -11, which of the following is true?
3. What is the solution to √5𝑥 + 6 + 3 = 7
4. In a set of test scores that are normally distributed, a test score of 76 is 3 standard deviations below the mean. A score of 88 is 1 standard deviation above the mean. What is the mean of the data?
5. Which is equivalent to (2 − 5𝑖)(−2 + 5𝑖)
6. What is the complex conjugate of √−400 + 17
7. The graph of which function has a period of 𝜋 and an amplitude of 𝜋
8. Which degree measure is equivalent to 11𝜋/ 18?
9. Angle 𝜕 is in Quadrant IV, with cos 𝜕 =4/ 5. What is sin 𝜕?
10. Which function has 𝑥 −intercepts of 2 and −5?
11. What are the real zeros of the function (𝑥) = 𝑥³ + 6𝑥² − 13𝑥 − 42 ?
12. How does the graph of the function 𝑔(𝑥) = 𝑥³ + 1 compare to the parent function 𝑓(𝑥) = 𝑥³?
13. Suppose 𝑥𝑦 = 9 and (𝑥 + 𝑦)²= 21. What is 𝑥² + 𝑦² ?
14. Which function is the inverse of 𝑓(𝑥) = 1/2 𝑥 − 4?
15. Find the equation that pass through (–7, 7) and parallel to y = 2x – 3

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