/sci/ - Science & Math

Guys I need some help with a take home test. My teacher is a moron and can't teach for shit so I need some help here. I tried everything I could before asking you guys so I'm not being a lazy prick.

First, I need the distance between these pairs...

A(5, 2) and B(5, -2)

C(1, 1) and D(3, 2)

E(-4,0) and F(-6, 3)


Need this simplified

√ 100
_____
√ 2
√ 15 * √ 6
√ 5 * 45
√ 56
____
√ 7
Need these simplified by rationalizing the denominator

√ 5
___
√ 3
14
___
√ 7
3
______
5-√ 15


4
_______
5+√ 5
Need these simplified


-6√ 7 - √ 7
2√ 3 - 3√ 3 + √ 3


2√ 12 + √ 3
2√ 12 + √ 3
√ 8 + √ 18


2√ 27 - 2√ 75

If anyone can help me I will love you guys forever.

>>987939

>implying you've seen the fourth dimension

>>981913

>implying everyone is a stupid American who would pay that much for an education

>implying anyone on /sci/ understand anything about string theory other than shitty 5 minute youtube overviews