Chapter 1.3, Problem 80E

3:56 wust.instructure.com Page 0 Chapter 5 Test Form A of 2 - ZOOM + | Find any real numbers for which each expression is undefined. 2x 4 1. x Name: Date: 1. 3.x-5 2. 2. x²+x-12 4x-24 3. Evaluate when x=-3. 3. x Simplify each rational expression. x²-3x 4. 2x-6 5. x²+3x-18 x²-9 6. Write an equivalent rational expression with the given denominator. 2x-3 x²+2x+1(x+1)(x+2) Perform the indicated operation and simplify if possible. x²-16 x-3 7. 3x-9 x²+2x-8 x²+9x+20 5x+25 8. 4.x 2x² 9. x-5 x-5 3 5 10. 4x-3 8x-6 2 3 11. x-4 x+4 x 12. x-2x-8 x²-4 ← -> Copyright ©2020 Pearson Education, Inc. + 5 4. 5. 6. 7. 8. 9. 10. 11. 12. T-97

Problem #5 Suppose you flip a two sided fair coin ("heads" or "tails") 8 total times. a). How many ways result in 6 tails and 2 heads? b). How many ways result in 2 tails and 6 heads? c). Compare your answers to part (a) and (b) and explain in a few sentences why the comparison makes sense.

A local company has a 6 person management team and 20 employees.  The company needs to select 3 people from the management team and 7 employees to attend a regional meeting.  How many different possibilities are there for the group that can be sent to the regional meeting?

I have 15 outfits to select from to pack for my business trip.  I would like to select three of them to pack in my suitcase. How many packing possibilities are there?

There are 15 candidates running for any of 5 distinct positions on the local school board. In how many different ways could the 5 positions be filled?

Celina is picking a new frame for a custom piece of artwork. She has to select a frame size, material, and color.  There are four different frame sizes, three different frame materials, and six different frame colors.  She must chose one option only from each category.  How many different possible frames could Celina pick from?

A research study in the year 2009 found that there were 2760 coyotes in a given region. The coyote population declined at a rate of 5.8% each year. How many fewer coyotes were there in 2024 than in 2015? Explain in at least one sentence how you solved the problem. Show your work. Round your answer to the nearest whole number.

Answer the following questions related to the following matrix A = 3 ³).

Explain the following terms