Algebra I Fundamentals Unit 7: Quiz 1: Adding and Subtracting Polynomials

Using the polynomials Q = 3x2 + 5x - 2, R = 2 - x2, and S = 2x + 5, perform the indicated operation. Q - [R + S]

4 x2 + 3 x - 9

Find the sum of 5m + 3n + p, -5p + 3n, and 2n - m.

4m + 8n - 4p

Simplify -3p3 + 5p + (-2p2) + (-4) - 12p + 5 - (-8p3). Select the answer in descending powers of p.

5 p3 - 2 p2 - 7 p + 1

Take 4a - 3b + 2c from 2a - 3b + 4c.

-2a + 2c

Find the sum of 2x2 + 3x - 4, 8 - 3x, and -5x2 + 2.

-3 x2 + 6

Order the polynomial in descending powers of r. Do not repeat terms.

-4r3s, -3r2, +2rs, and -5

Simplify 5t + (t - 3) - [(7t + 5) - (8 - 3t)].

-4t

Find the sum of the given polynomials. 5m + 2n, n - 3m, and 7 - 3n

2 m + 7

Simplify a - {b - [c - (d - e) - f] - g}.

a - b + c - d + e - f + g

Identify the polynomial. x3y3

monomial

Identify the polynomial. x3- y3 + z

trinomial

Find -x + 10 less than 0.

x - 10

Take 2y2 - 3y - 5 from y3 - 6y2 + 5y. Select the correct answer.

y3 - 8 y2 + 8 y + 5

Find the sum of the given polynomials. ax + by + c, 2ax - 3by + c, and by - c

3 ax - by + c

Subtract. 8x-8y+9 from 5x-8y-z

3 x + z + 9

Simplify (2n + 5) - (3n + 7) + (4n - 9).

3n - 11

Subtract -2k3 + k2 - 9 from 5k3 - 3k + 7.

7k 3 - k 2 - 3k + 16