Questions

Question 1

Simplify: (9c²−3cw−6w²) − (−9c² + 9cw – w²).

Question 2

Simplify: 14ba² + 21ab² – ab²

Question 3

Simplify: −6u²v – uv² – 22u²v².

Question 4

Evaluate 2b² + b + y² when b=5.

Question 5

Determine whether −2a³b³ + (15c³/8)z³ is a monomial, binomial, trinomial, or other polynomial.

monomial
binomial
trinomial
other polynomial

Question 6

Evaluate – b² – 2bx² − x when x= −2.

Question 7

Subtract (−4m² + 5mw −12w²) from (−10m² −11mw −7w²).

Question 8

Determine the degree of the polynomial −65b+53x³y.

Question 9

Determine the degree of the polynomial 49xy+34y−72z.

Question 10

Determine the degree of the polynomial −56a²y³ +23a²y − 29a + 17.

Question 11

Evaluate –c²z + cz + c when c = −1.

Question 12

Evaluate –m²n+m² when m= −4.

Question 13

Simplify: 9p⁴ + 11q⁴ – q⁴.

Question 14

Subtract: 11a² −15b².

Question 15

Subtract (7u² + 10u + 6) from (3u²− 5u +4).

Question 16

Subtract (2m² + 10m + 1) from (−8m² − 8m + 12).

ANSWERS:

Question 1

Simplify: (9c²−3cw−6w²) − (−9c² + 9cw – w²).

Answer

18c² – 12cw – 5w²

Question 2

Simplify: 14ba² + 21ab² – ab²

Answer

20ab² + 14ba²

Question 3

Simplify: −6u²v – uv² – 22u²v².

Answer

-22u²v² – uv² – 6u²v

The expression cannot be further simplified as there are no like terms.

Question 4

Evaluate 2b² + b + y² when b=5.

Answer

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(Answer) MATH114N – Week 2 Assignment: Adding and Subtracting Polynomials