Is 2x5 – 9x – 6 a polynomial? If not, why not?

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Presentation transcript:

Is 2x5 – 9x – 6 a polynomial? If not, why not? no; negative exponent

Is – 5x2 – 6x + 8 a polynomial? If not, why not? yes

Give the degree of 3x3y + 4xy and identify the type of polynomial by special name. If no special name applies, write “polynomial.” 4; binomial

Give the degree of 6a4b6 and identify the type of polynomial by special name. If no special name applies, write “polynomial.” 10; monomial

Evaluate 19 – 3x when x = – 9 and y = 6. 46

Evaluate – 8x + y2 when x = – 9 and y = 6. 108

Evaluate 2x2 + xy + y when x = – 9 and y = 6. 114

Add (– 9x2 + 14) + (7x – 2). – 9x2 + 7x + 12

Add (x2 + 5xy – 9) + (x2 – 3xy). 2x2 + 2xy – 9

Add (– 6a2 – ab + 6b2) + (a2 + 4ab – 11b2).

Add (x2 – y) + (– 7x2 + 9y2 – 8y). – 6x2 + 9y2 – 9y

Add (14x2 – 9x) + (6x2 – 3x + 28). 20x2 – 12x + 28

2 9 1 5 3 8 Add ( m3 + 6m2 – m + ) + ( m2 – m – 6). 3 2 4 5 m3 + m2 – m – 29 15 2 45 8

Add (5.8x + 2.4y – 5.7) + (– 8.2y + 12.4). 5.8x – 5.8y + 6.7

Find the opposite (additive inverse) of – 7x + 8.

Find the opposite (additive inverse) of 21x – 9.

Find the opposite (additive inverse) of 10a – 6b + 14.

Subtract (– 9x – 7) – 15. – 9x – 22

Subtract 6x – (5x + 18). x – 18

Subtract (2y – 12) – y. y – 12

Subtract (– 8x2 – 2x + 9) – (5x2 + 16x – 3).

Subtract (– 4a2 + 3a – 8) – (9a2 – 7).

Multiply – 7x5(8x10). – 56x15

Multiply 9y(– 16y8). – 144y9

Multiply 3z8(8z2). 24z10

Multiply – 3x2(7x2 – x – 17). – 21x4 + 3x3 + 51x2

Multiply 2x4(9x2 – 3x + 5). 18x6 – 6x5 + 10x4

Multiply x(– 8x5 + 13x3 + 21). – 8x6 + 13x4 + 21x

Multiply – 5a2(4a4 – 9a2 + 7). – 20a6 + 45a4 – 35a2

Multiply (x + 8)(x – 2). x2 + 6x – 16

Multiply (x – 12)(x – 3). x2 – 15x + 36

Multiply (x + 5)(x – 3). x2 + 2x – 15

Multiply (x – 9)(x – 6). x2 – 15x + 54

Multiply (x – 10)(x + 7). x2 – 3x – 70

Multiply (6x – 3)(9x – 1). 54x2 – 33x + 3

Multiply (– 4x + 6)(2x + 7). – 8x2 – 16x + 42

Multiply (8x + 3)(5x – 2). 40x2 – x – 6

12x9y3 4x6y Divide . 3x3y2

15x3y8 5x5y7 Divide . 3x – 2y

96a6b3 12a9b2 Divide . 8a – 3b

7x5 + 28x4 7x2 Divide . x3 + 4x2

84a8 – 28a 14a5 Divide . 6a3 – 2a – 4

4x5 – 16x4 + 36x3 2x3 Divide . 2x2 – 8x + 18

Divide . – 200x4y4z2 – 150x2y6z8 + 25xy2z5 5xy4z – 40x3z – 30xy2z7 + 5y – 2z 4

Neil has four more quarters than dimes in his pocket Neil has four more quarters than dimes in his pocket. If you let d = the number of dimes, how would you represent the number of quarters? d + 4

Jerry’s collection of nickels totals $6. 40 Jerry’s collection of nickels totals $6.40. Write an equation to find the number of nickels he has in his collection. Do not solve. 5x = 640

15 nickels, 21 quarters, and 105 dimes Abe has six more quarters than nickels and five times as many dimes as quarters. If he has a total of 141 coins, how many of each coin does he have? 15 nickels, 21 quarters, and 105 dimes

Charity has 42 more pennies than dimes Charity has 42 more pennies than dimes. Hope has seven times as many pennies as dimes. Both of them have the same number of dimes, and together they have $5.46.

Charity: 60 pennies and 18 dimes; Hope: 126 pennies and 18 dimes Find the number of dimes and pennies each has. Charity: 60 pennies and 18 dimes; Hope: 126 pennies and 18 dimes

24 fives, 8 twenties, and 22 fifties Dustan has $1,380. He has three times as many fives as twenties. He has six more than two times as many fifties as twenties. How many of each bill does he have? 24 fives, 8 twenties, and 22 fifties

State the mathematical significance of Acts 27:22.