Operations of Complex Numbers
Quadratics
Operations of Polynomials
Binomial Expansion
Rational Root Theorem
100

(-7+9i)+(2-10i)

-5-i

100

(m+8)2=81 [Square Root Method]

m=1, m=-17

100

(3x2+5x+2)+(4x2+7x+6)

7x2+12x+8

100

(x-y)3

x3-3x2y+3xy2-y3

100

f(x)=5x3-11x2+7x-1

Final Roots: 1,1,1/5

200

(5-6i)-(3-2i)

2-4i

200

x2-8x+16=0 [Factoring]

x=4, x=4 

200

(4x-6)-(7x+2)

-3x-8

200

(4x-y)3

64x3-48x2y+12xy2-y3

200

f(x)=2x3-3x2-11x+6

Final Roots: -2,3,1/2

300

-3i(6-8i)

-24-18i

300

4x2+8x-5 [Factoring]

(2x+5)(2x-1)

300

2x(x2+3x-4)+6(x2-2x+2)

2x3+12x2-20x+12

300

(y-4)4

y4-16y3+96y2-256y-256

300

f(x)=4x3-9x2+6x-1

Final Roots: 1,1,1/4

400

(4+i)(7-3i)

31-5i

400

x2-2x-24=0 [Completing the Square]

x=6, x=4

400

(x+3)(x+1)

x2+4x+3

400

(2x+5)4

16x4+160x3+600x2+1000x+625

400

f(x)=2x3-5x2+4x-1

Final Roots: 1,1,1/2

500

1+2i/7+2i

11+12i/53

500

4x2+7x-7=0 [Quadratic Formula]

-7±√161/8

500

(x2-3x-18)/(x-6)

x+3

500

(x-3y)5

x5-15x4y+90x3y2-270x2y3+405xy4-243y5

500

f(x)=5x3-32x2+37x-10

Final Roots: 1,5,2/5

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