4.2 Practice

Degree & Leading Coefficient

100

Name the degree and leading coefficient: x +9

Degree: 1

Leading coefficient: 1

200

Name the degree and leading coefficient: -4k³

degree: 3 

leading coefficient: -4 

300

Name the degree and leading coefficient: -7x⁶+5x⁴-8

Degree: 6

Leading coefficient: -7

400

Name the degree and leading coefficient: 9v-5

Degree: 1

Leading coefficient: 9

500

Name the degree and leading coefficient: -2x²+3x-2+4x⁵

Degree: 5

Leading coefficient: 4

Sum

100

(2x²+x⁴)+(5x+2x⁴+4x²)

3x⁴+6x²+5x

200

(7-x⁴)+(4x⁴+2x+5)

3x⁴+2x+12

300

(3v⁴+8v)+(2v²+6v⁴-4v)

9v⁴+2v²+4v

400

(6-5n³-6n⁴)+(3n⁴-2n³+6n²)

-3n⁴-7n³+6n²+6

500

(2a⁴+5a+8)+(8a⁴-5-8a)

10a⁴-3a+3

Difference

100

(7n-7n⁴)-(5n+3-2n⁴)

-5n⁴+2n-3

200

(3n³+2n)-(n²-2n-6n³)

9n³-n²+4n

300

(8x⁴-5-6x²)-(7x³-x⁴-7)

9x⁴-7x³-6x²+2

400

(8n²+5n³+1)-(3n³-7n²+5)

2n³+15n²-4

500

(4p⁴+3p²+3p³)-(5p²-7p⁴+5p³)

11p⁴-2p³-2p²

Product

100

(4x+3)(4x²+3x-3)

16x³+24x²-3x-9

200

(n+1)(4n²-7n+5)

4n³-3n²-2n+5

300

(6x+5)(7x²-x+4)

42x³+29x²+19x+20

400

(6x+5)(7x²-8x-1)

42x²-13x²-46x-5

500

(6x-4)(4x²+3x-3)

24x³+2x²-30x+12

Random

100

Who did Forbes name the youngest "self made billionaire ever"in 2019? 

Kylie Jenner 

200

How many times did Ross get divorced on Friends? 

Three 

300

What day is Star Wars day? 

May 4th 

400

What are the names of the Sanderson sisters from Hocus Pocus? 

Winifred, Sarah, Mary 

500

Who was the first winner of the Masked Singer? 

T-Pain