Algebra II Project 3

Quadratics 1

100

Solve the following equation by factoring

n²+2n-2=0

(4,-6)

200

Solve the following equation by factoring

v²+3v=0

(-3,0)

300

Solve the following equation by factoring

5x²-20=-15x

(1,-4)

400

Solve the following equation by factoring

5x+17x=-14

(-7/5,2)

500

Solve the following equation by factoring

70k²+82k+32=8

(-4/7,-3/5)

Quadratics 2

100

Solve the following equation by completing the square

6n²+5=41

(√6,-√6)

200

Solve the following equation by completing the square

7k²+12=25k

(4/7,3)

300

Solve the following equation by completing the square

k²-14k+86=0

(7+√37i, 7-√37i)

400

Solve the following equation by completing the square

10x²-20x+3=0

(10+√70/10, 10-√70/10)

500

Solve the following equation by completing the square

10r²-20r=64 

(5+√185/5, 5-√185/5)

Quadratics 3

100

Solve the following equation by using the quadratic formula

-2x²-3x+119=0

 (-17/2,7)

200

Solve the following equation by using the quadratic formula

-3x²+12=0

(2,-2)

300

Solve the following equation by using the quadratic formula

11n²-10n-19=0

(5+3√26/11, 5-3√26/11)

400

Solve the following equation by using the quadratic formula

2a²+12a+6=8

(-3+√10,-3-√10)

500

Solve the following equation by using the quadratic formula

-2v²=-6-11v

(-1/2,6)

Imaginary #'s

100

i⁶⁶

-1

200

i⁹²

1

300

i²³

-i

400

i⁶²⁴

1

500

i³⁴⁹

i

Dividing Complex #'s

100

-6/6i

i

200

-4/10i

2i/5

300

-4/-i

-4i

400

3i/9+9i

1+i/6

500

9+8i/-2-8i

-41+28i/34