Operations with Radicals Day 2

Adding & Subtracting

100

-2sqrt24+3sqrt24

2sqrt6

200

3sqrt18-sqrt2

8sqrt2

300

-2root(3)(54)+2root(3)(48)-root(3)(2)

-7root(3)(2)+4root(3)(6)

400

-2root(4)(3)-2root(4)(48)-3root(4)(3)+3root(4)(162)

-9root(4)(3)+9root(4)(2)

Multiplying

100

sqrt15 cdot sqrt3

3sqrt5

200

2sqrt6(-4sqrt6-4sqrt2)

-48-16sqrt3

300

(-5sqrt3+sqrt(2k))(sqrt3+sqrt3)

-30+2sqrt(6k)

400

(sqrt(2b)+sqrt(5b))(sqrt2-2sqrt5)

-8sqrtb-sqrt(10b)

Dividing

100

frac{3sqrt3}{2sqrt16}

frac{3sqrt3}{8}

200

frac{sqrt2+2}{3sqrt18}

frac{1+sqrt2}{9}

300

frac{-2}{5+sqrt3}

frac{-5+sqrt3}{11}

400

frac{2-sqrt3}{3-sqrt5}

frac{6+2sqrt5-3sqrt3-sqrt15}{4}

Number Sense

100

Determine the ones digit of the product  19 cdot 18 cdot 17 cdot ... cdot 3 cdot 2 cdot 1 

0

200

Out of the 48 girls in 10th grade, twenty-one girls play softball and twenty-five play soccer. Three girls play both sports. How many girls do not play either sport?

5

300

The sum of 3 consecutive odd numbers is 57. Determine the product of the three numbers.

6783 (17 x 19 x 21)

400

There were cats and birds in the back of the pet shop. Billy counted 40 heads and 106 feet. How many birds did he count? 

27

It's a Math Word, too

100

This is a patch of grass outside of a house or dwelling.

Yard (or field)

200

When you 'clap back' at someone on social media and your response gets more likes then theirs

Ratio

300

A corporation that makes things calls their 'things' these

Products

400

Word for what you have go into surgery for

An operation