Monthly Archives: May 2008

Algebra: Chapter 11/12 Review Packet (Thursday) Algebra: Chapter 11/12 TEST (Friday) Math-8: Chapter 13-5, p 683 (Thursday) Special Right Triangles There are 2 special right triangles: 45°-45° triangles. In these triangles, the angles are 45°, 45° and 90°. In a … Continue reading →

Algebra: Chapter 10 and 13 TEST Review packet given out for Chapter 11 and 12. Review and bring questions tomorrow! Math-8: Chapter 13-4, p 676 The Pythagorean Theorem `c^2 = a^2 + b^2` where `a`, `b` and `c` are the … Continue reading →

Algebra: Chapter 12-6, p 561 (Friday) Inverse Variation An equation of the form `y = k/x` where `k` is a constant, expresses inverse variation. Just like in direct variation, find the constant of variation, `k`, then use that to see … Continue reading →

Algebra: Chapter 12-5, p 557 Direct Variation An equation of the form `y = kx` where `k` is a constant, expresses direct variation. `k` is called the constant of variation. Sometimes you have to solve for the constant of variation … Continue reading →

Algebra: Chapter 12-3, p 547 Linear Functions A function `f` defined by an equation of the form `y=mx+b`, where `m` and `b` are real numbers, is a LINEAR function and can be written `f(x)=mx+b`. If that is too confusing, forget … Continue reading →

TESTING MESSED UP THE SCHEDULE FOR MONDAY AND TUESDAY Algebra: Chapter 12-1 and 12-2, p 536 and p 542 Relations and functions and graphs A relation is a set or ordered pairs. The domain of a relation is the set … Continue reading →

Algebra: Chapter 13-7, p 602 Using Quadratic Equations Word problems need to be thought out before starting. Draw pictures and understand what information you know and what you need to find out. With DRT problems, you may need to manipulate … Continue reading →

Algebra: CST/STAR Packet Review (Wednesday and Thursday) Packet due on Friday – all 20 problems! ASK QUESTIONS and be ready! Math-8: Released State Questions Review Packet due om Friday – all 43 problems! Ask questions here too! EVERYONE — Sleep … Continue reading →

Algebra: CST/STAR Packet Review (Monday and Tuesday) Packet due on Friday – all 20 problems! ASK QUESTIONS and be ready! Math-8: Released State Questions Review Packet due om Friday – all 43 problems! Ask questions here too! EVERYONE — Sleep … Continue reading →

Algebra: Chapter 13-6, p 598 Solving Radical Equations We can solve radical equations by first using the principle of squaring to find the quadratic equation. Remember, squaring a square root results in the stuff under the radical being displayed without … Continue reading →