Lesson 1-3 Review

Add polynomials

100

(8s²+4s+7)+(3s²+5s+5)

11s²+9s+12

200

(9r³+5r²+11r)+(-2r³+9r²-8r²)

7r³-3r²+20r

300

(4r-8)+(r³+8r²-5r+5)

r³+8r²-r-3

subtract polynomials

100

(8x²+9x+8)-(5x²+6x+1)

3x²+3x+7

200

(6t³+5t²+9t+4)-(t+2)

(6t³+5t²+8t+2)

300

Subtract 3n²+11n⁴-7 from 8n-3n⁴+10n²

-14n⁴+7n²+8n+7

multiply polynomials level 1

100

4(2x²+2x+1)

8x²+4x+4

200

(4x)(3x²+6x)

12x³+24x²

300

(-7)(-b²+2)

7b²-14

multiply polynomials level 2

100

(3n+1)(3n+1)

9n²+6n+1

200

(2x+4)(2x-4)

4x²-16

300

(2n+5)(5n²+2n-2)

10n³+29n²+6n-10