A statement Sn about the positive integers is given. Write statements Sk and Sk+1, simplifying Sk+1 completely.Sn: 2 is a factor of n2 + 9n
What will be an ideal response?
| Sk: | 2 is a factor of k2 + 9k |
You might also like to view...
Simplify.2.1x - 3.8 - 1.7x - 9.6
A. 0.4x + 5.8 B. -13x C. 0.4x - 13.4 D. 3.8x - 36.48
Which of the following best exemplifies univocal discourse?
a. A teacher demonstrating a procedure in class for solving quadratic equations and then asking students to use it on their homework exercises. b. Students sharing possible solutions to an open-ended task with one another while working in groups. c. Two students arguing about which strategy is most efficient for solving a given equation. d. A whole-class brainstorming activity where students give opinions about the best models for representing fractions.
Use the quadratic formula or graphing methods to solve the inequality.4x2 + 20x + 8 ? 0
A. x ? 
? -4.562 or x ? 
? -0.438
B. x ? 
? -4.562
C. x ? 
? -0.438
D. 
? -4.562 ? x ? 
? -0.438
Find the vertex, focus, and directrix of the parabola. Graph the equation.y2 + 10y = 12x + 23
A. vertex: (-4, -5)
focus: (-4, -8)
directrix: y = -2
B. vertex: (-4, -5)
focus: (-1, -5)
directrix: x = -7
C. vertex: (-4, -5)
focus: (-4, -2)
directrix: y = -8
D. vertex: (-4, -5)
focus: (-7, -5)
directrix: x = -1