Algebra 2--Imaginary/Complex Numbers

Simplifying i's

100

i^3

What is -i

200

i^4

What is 1

300

i^15

What is -i

400

i^61

What is i

500

i^101

i

Simplifying Radicals

100

sqrt(-25)

What is 5i

200

sqrt(-8)

2i

300

sqrt(-4)*sqrt(-9)

What is -6

400

sqrt(-49) + sqrt(-64)

What is 15i

500

sqrt(-16)* i sqrt(-36)

What is -24i

Add/Subtract Complex Numbers

100

(2+3i) + (4+7i)

What is 6+10i

200

(5+6i) + (4-2i)

What is 9 + 4i

300

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

What is 3+3i

400

(2-7i) - (1-4i)

What is 1-3i

500

(100-23i) - (-1-5i)

What is 101-18i

Multiplying

100

(3+2i)(5-i)

What is 17+7i

200

(6+2i)(6-2i)

What is 40

300

(2+3i)(4+7i)

What is -13+26i

400

(7+i)(7-i)

What is 50

500

(3+2i)^2

5+12i