Simplifying Radicals
sqrt 28
2 sqrt7
4sqrt12
8sqrt3
-n^2 - n
-n(n+1)
3x^3 - 3x^2 - 8x + 8
(3x^2 - 8) (x - 1)
x+5=25
x=20
sqrt 45
3 sqrt5
5sqrt36
30
16k -4
4(4k-1)
8x^3-7x^2-56x+49
(x^2-7)(8x-7)
7y-48=1
y=7
sqrt75
5sqrt3
7sqrt50
35sqrt2
10b -25b^2
5b(2-5b)
15x^3-21x^2+10x-14
(3x^2+2)(5x-7)
Find the missing side length: (round to the nearest tenth)
17.9
sqrt112
4sqrt7
-4sqrt125
-20sqrt5
12x^5 + 9x^2
3x^2(4x^3+3)
12m^3-21m^2+32m-56
(3m^2+8)(4m-7)
What is the probability of rolling a number less than 4 on a dice.
1/2
sqrt160
4sqrt10
5sqrt150
25sqrt6
-16x^3 + 10x^2
-2x^2(8x-5)
24k^3-16k^2-15k+10
(8k^2-5)(3k-2)
If you have 3 green marbles, 4 black marbles, and 2 blue marbles in a bag, what is the probability of picking a green marble?
1/3