Polynomials

Addition

100

Simplify 

(2x+6)+(-5x+7)

-3x+13

200

When adding and subtracting polynomials what do you combine?

Like terms

300

(2x + 3) + (x - 1)

The variable and exponent

400

(2x²-7x+9)+(-3x²+4x-5)

-x²-3x+4

500

(12x-4x²-4) + (-4x²-9x+8)

-8x²+3x+4

Degrees And Terms

100

3x³+7x+2xy-43

Cubic, Polynomial

200

4x²-3

quadratic, binomial

300

73

constant, monomial

400

x³-2x²+5x

cubic, trinomial

500

x⁴

quartic, monomial

Subtraction

100

When subtracting polynomials what should you do to the signs?

Turn the subtraction sign positive and change all the signs inside the parenthesis on the right side, distribute the negative to the right side

200

(4x-6)-(17x-10)

-13x+4

300

(3x³+10x²-4x-1) - (x³+7x²-5x-6)

2x³+3x²+x+5

400

(5x-4x²-2) - (4-7x-2x²)

-2x²+12x-6

500

(5x-3x²-2) - (-4x²+3x)

x²+2x-2