Letter of the correct answer only

Instruction: Choose the letter of the correct answer to the following items. Write them on a separate sheet of paper. 1. Which of the following statements is TRUE? A) Secant line to a circle is a line intersecting any three points on that circle. B)Secant line to a circle is a line intersecting at exactly one point on that circle. C) Tangent line to a circle is a line intersecting at the center of that circle. D) Tangent line to a circle is a line intersecting at exactly one point, the point of tangency. 2. Given points A, B and C, had coordinates (1, -3), (3, -2) and ( -1, 0) respectively, which of the following lines has a positive slope? A) AB B) AC C) BC D) CD 3. Which of the following is the formula for finding the slope of a line? A) m= y yo B) m = 20-y c) m = yo D) m = y+ yo X-XO X-XO X+ Xo X-XO 4. Find an equation for the line tangent to given curve, y = x - x at x = - 3. A)y = -7x -6 B)y= -7x +6 C)y = -7x -9 D)y = -7x +9 5. Which of the following is the point-slope form? A) y - yo = Xo(x - m) C) y + yo = Xo (x - m) B) y - yo = m(x -xo) D) x - Xo = m(y - yo) 6. What is the equation of the line containing points (2, 3) and ( -1, 0) ? A) y= -x+1 By=x+1 Cy=x-1 D) y = -x-1 7. Which of the following is the process involved in the step shown below? V3x - 1 - 2 v3x - 1+ 2 lim X - V3x - 1 + 2 A) Rationalization B) Factoring C) Finding LCM D) Simplification 8. For a function g, we are given that g(7) = -3 and g'(7) = -1. What is the equation of the tangent line to the graph of g at x = 7? Aly + 1 = -3(x -7) Bly +3=-1(x -7) Cly-7= -1(x+3) Djy-7 = -3(x + 1) 9. When is the slope of a tangent line to a curve at a given point equal to zero? A) broken line B) diagonal line C) horizontal line D) vertical line 10. What is the equivalent slope-intercept form of the point-slope form, y -5 =-4(x -7)? A) y = - 4x + 33 Bly = -4x - 33 C) y = 4x - 23 Djy = 4x + 23 1 1. Which of the following is the derivative or f'(1) of f (x) = 24? A) = c) 1 D) 2 12. Which of the following is the slope and equation (standard form) of the tangent line to the f(x) = = at x = 2? A) 3x + 9y = 7 B) x + 9y = 3 C) x - 9y = -1 D) x - 9y = 5 13. Which of the following is the slope-intercept form of tangent line to the given function in item # 12? Ay= - x+ 10101 By = - = x+ 4 of 21= X - 9 14. The given limit below represents the derivative of a function fat a number x, which of the following is the f(x) and x