Simplifying i's
Simplifying Radicals
Add/Subtract Complex Numbers
Conjugates
Random!
100

i^2=

-1

100

√(-49) + √(-64)

15i

100

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

6+10i

100

It's the conjugate of 2+ 3i

2-3i

100

Another name for imaginary numbers is 

Is it COMPLEX NUMBERS? 
200

i^5

i

200

√(-4) * √(-9)

5i

200

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

9 + 4i

200

It's the conjugate of  12 - 3i

12 + 3i

200

The imaginary unit is defined to be 

Is it i2 = -1?

300

i^ 27

-i

300

√(-9)

3i

300

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

3+3i

300

It's the conjugate of ( -14+ 2i ) 

( -14 - 2i )

300

i

1

400

i^33

i

400

sqrt-98

7isqrt2

400

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

1-3i

400

It's the conjugate of ( -4 - 20i )

(-4 + 20i)

400
Complex numbers are written in the form 

is it a + bi?

500

i66 

-1

500

sqrt(-48)sqrt(-18)

-12sqrt(6)

500

(3 +4i)+(5+5i)

8 + 9i

500

It's the conjugate of ( -1/2 - 11i )

( -1/2 + 11i )

500

Is 22 a prime number? 

No, its not because 2 * 11= 22. Prime numbers can only be obtain when you multiply them by 1. 

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