CK-12-Pre-Calculus Concepts

3.7. Logistic Functions http://www.ck12.org 2 , 000 , 000 = 120 +, 1000. 5 ·,b^000 − 100 1 + 1. 5 ·b−^100 = 10 b−^100 = 19. 5 = ...

http://www.ck12.org Chapter 3. Logs and Exponents unit rate might be higher. Suppose you leave 15% of the algae in the tank and ...

3.7. Logistic Functions http://www.ck12.org f(x) = 1 + 420 ·( 0. 9 ) 4 = 5. 51815 The two points give two equations, and the lo ...

http://www.ck12.org Chapter 3. Logs and Exponents For 9-11, use the logistic functiong(x) = 1 + 425 · 0. 2 x. What is the carry ...

3.8. References http://www.ck12.org 3.8 References CK-12 Foundation.. CCSA CK-12 Foundation.. CCSA CK-12 Foundation.. CCSA ...

http://www.ck12.org Chapter 4. Basic Triangle Trigonometry CHAPTER 4 Basic Triangle Trigonometry Chapter Outline 4.1 ANGLES INRA ...

4.1. Angles in Radians and Degrees http://www.ck12.org 4.1 Angles in Radians and Degrees Here you will learn how to translate be ...

http://www.ck12.org Chapter 4. Basic Triangle Trigonometry 360 degrees= 2 πradians, so^180 π degrees= 1 radian Alternatively; 36 ...

4.1. Angles in Radians and Degrees http://www.ck12.org Practice Find the radian measure of each angle. 120◦ 300◦ 90◦ 330◦ 270◦ ...

http://www.ck12.org Chapter 4. Basic Triangle Trigonometry 4.2 Circular Motion and Dimensional Analysis Here you’ll review conve ...

4.2. Circular Motion and Dimensional Analysis http://www.ck12.org 4 la ps 1 · 2 π· 30 meters 1 la p ≈^754 meters 4 la ps 1 · 2 π ...

http://www.ck12.org Chapter 4. Basic Triangle Trigonometry Linear speedis the ratio of distance per unit of time. Dimensional an ...

4.2. Circular Motion and Dimensional Analysis http://www.ck12.org Bob has a car with tires that have a 15 inch radius. When he ...

http://www.ck12.org Chapter 4. Basic Triangle Trigonometry 4.3 Special Right Triangles Here you will review properties of 30-60- ...

4.3. Special Right Triangles http://www.ck12.org Confirm with Pythagorean Theorem: x^2 + ( x √ 3 ) 2 = ( 2 x)^2 x^2 + 3 x^2 = 4 ...

http://www.ck12.org Chapter 4. Basic Triangle Trigonometry 3, 4, 5 5, 12, 13 7, 24, 25 8, 15, 17 9, 40, 41 More Pythagorean nu ...

4.3. Special Right Triangles http://www.ck12.org TABLE4.3:(continued) x x√ 3 2 x 18 18 =x√ 3 √^18 3 =x x= √^183 = √^183 · √ 3 √ ...

http://www.ck12.org Chapter 4. Basic Triangle Trigonometry 3. Answers: The other sides are each^5 √ 2 2. TABLE4.4: 45 45 90 x ...

4.3. Special Right Triangles http://www.ck12.org 2 x= 2 √ 2 x= √ 2 x √ 3 = √ 2 · √ 3 = √ 6 The other sides are 9 and 6 √ 3. TA ...

http://www.ck12.org Chapter 4. Basic Triangle Trigonometry Which angle corresponds to the side that is 12 units? Which side cor ...