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## Explicit Formulas and Linear FunctionsAuthor: Davis MonicaDescription: Keywords: Explicit, , , , , , online teachingContent:Quiz: 1. The value of the y-intercept in the explicit form of the recursive formula Next = 5 x Now, starting at 15 will be the value #. A) 3 2. What is the recursive formula for A(n)= 4n %2b 12? A) Next = 12 %2b 4Now, starting at 12 B) Next = 4(Now), starting at 12 C) Next = 4(Now), starting at 16 D) Next = 4(Now)%2b 12 starting at 16 3. Which of the following equations can be used to represent this sequence? Check all that apply 4, 12, 36, 108, ........ A) Next = Now x 3, starting at 4 B) Next = Now x 4, starting at 1 and 1/3 C) A(n) = 3n %2b 4/3 D) F(x) = 3x %2b 4 4. The slope of the line that is perpendicular to 3x - 4y = 7 is #. A) -4/3 5. What is the equation of the line that passes through the points (4, -5) and (6, -5) A) y = 4x - 5 B) y = -5 C) y = x - 5 D) y = -5x %2b 10 6. Which of the following equations are parallel to the equation y = 5x - 12? check all that apply. A) 5x %2b y = 6 B) -5x %2b y = 10 C) -y = -5x %2b 12 D) 10x - 2y = -20 7. What is the slope of the line that is parallel to the line running through (6,7) and ( 4, 1) A) -3 B) 4 C) 1/3 D) 3 8. The height of a candle in inches, after x hours of burning, can be modeled by the equation y = -2x %2b 20. What is the approriate domain for this funciton? A) 0 to 20 B) Not enough Information C) 0 to 10 D) -2 to 20 9. The function d(t) = -4t %2b 16 represents the distance left to travel to the store after t minutes of riding. What does d(3) mean? There are # miles left to travel after riding for 3 minutes. A) 4 |