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# Quiz Show - PowerPoint PPT Presentation

Polynomial Functions. Quiz Show. (11x 5 + 7x 4 – 5x 3 ) + (12x 6 + 6x 4 – 8x). 100 A. (3x 2 + 7x – 4) – (10x 2 + 15x + 7). 100 B. Multiply (3 x 2 + 2 x + 5) by (5 x + 6). 100 C.

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100 A

100 B

100 C

100 D

100 E

200 A

200 B

200 C

200 D

200 E

300 A

300 B

300 C

300 D

300 E

400 A

400 B

400 C

400 D

400 E

500 A

500 B

500 C

500 D

500 E

### (11x polynomial 5 + 7x 4 – 5x 3) + (12x 6 + 6x 4 – 8x)

12x 6 + 11x 5 + 13x 4 – 5x 3 – 8x

100 A

- 7x 2 – 8x – 11

100 B

### Multiply polynomial (3 x 2 + 2 x + 5) by (5 x + 6)

12x 6 + 11x 5 + 13x 4 – 5x 3 – 8x

100 C

### Divide polynomial (2x 4 – 15x 2 – 10x + 5) by (x – 3) using long division

Q: 2x 3 + 6x 2 + 3x – 1R: 2

100 D

### Divide polynomial (x 3 + 5x 2 – 8x + 28) by (5 x – 1) using synthetic division

Q: x 2 + 3x – 1R: 0

100 E

- 2 – 10i

200 A

- 4

200 B

17

200 C

- 183

200 D

3

200 E

### Factor polynomial x 3 – 1000

(x2-10)(x+10x+100x2)

300 A

(x2-8)(x2+1)

300 B

### Factor polynomial 64 – 125x3

(4 – 5x) (16 + 20x + 25x2)

300 C

### Solve polynomial 3x4 + 12x2 – 15= 0

x = 1; x = - 1; x =

300 D

### Solve polynomial x3 – 5x2 + 4x– 20 = 0

x = 2; x = - 2; x = 5

300 E

### A rectangle has a perimeter of 80 cm. If its width is x, express its area in terms of x. What is the maximum area of the rectangle?

x(40 – x); 400 cm 2

400 A

### The volume of a box is given by V(x) = x(10 – x)(10 – 2x). Find the approx. max. volume.

x = 1.67; 9.26 ft 3

400 B

### An open box is to be formed by cutting squares from a square sheet of 10 cm on each side. Find the value of x that maximizes the volume.

x = 1.7; 74.1 cm 3

400 C

and 5 –

400 D

7i and 3 – 7i

400 E

500 A

### Determine the max. number of zeros and vertices of the polynomial P(x) = 12x 6 + 6x 4 – 8x

6 zeros; 5 vertices

500 B

### Given the polynomial polynomial P(x) = (x – 5) (x + 6) 4, where is the graph tangent and where does it cross the x-axis?

Tangent @ - 6; crosses @ 5

500 C

### Given the polynomial polynomial P(x) = – 5x 2 + 7x– 9, describe the behavior of the graph on the right and left

Rises to the left & falls to the right

500 D

### Sketch the graph of polynomial f(x) = (x + 1)(x – 1)(x – 2)

x = -1; x = 1; x = 2(1.5, -.625); (0, 2); (-2, -12)

500 E