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1)GIVEN: 2 + 3 = 5 Does ln(2 + 3) = ln5 ? 2) GIVEN: ln(2 + 3) = ln5 Does ln2 + ln3 = ln5 ?

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Use the function f(x) = 3 – ln (x + 2)… 1) Which of the following is the domain of f? (A) x ≠ -2(B) (C) (D) (E)

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Use the function f(x) = 3 – ln (x + 2)… 2) Which of the following is the range of f? (A) (B) (C) (D) (E)

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2)Which of the following is a solution of the equation (A) x = -2(B) x = -1 (C) x = 0 (D) x = 1 (E) There are no solutions

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1) TRUE OR FALSE: The period of Justify your answer.

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2) TRUE OR FALSE: The amplitude of Justify your answer.

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Use the function f(x) = 2 cos (4x + ) – 1. 3)Which of the following is the domain of f ? (A) [- , ](B) [-3, 1] (C) [-1, 4](D) (E) x ≠ 0

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Use the function f(x) = 2 cos (4x + ) – 1. 4) Which of the following is the range of f ? (A) (-3, 1)(B) [-3, 1] (C) (-1, 4)(D) [-1, 4] (E)

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Use the function f(x) = 2 cos (4x + ) – 1. 5) Which of the following is the period of f ? (A) 4 (B) 3 (C) 2 (D) (E) /2

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6)Which of the following is the measure of in degrees? (A) - 60 º(B) -30º (C) 30º(D) 60º (E) 120º

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2.3 Introduction to Functions

2.3 Introduction to Functions

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