Square Numbers
14^2
196
sqrt(25)
5
3^3
27
root(3)8
2
Which is greater?
sqrt(8) or root(3)8
Square root of 8 is ~ 2.82
Cube root of 8 is 2
(-3)^2
9
-sqrt(121)
-11
(-2)^3
-8
The cube root of 78 falls between what two consecutive numbers?
4-5
If the area of a square is 196 sq cm, what is it's side length? (Draw a picture!)
14 cm
0.4^2
1.6
sqrt(400)
20
Solve.
x^3 = 216
x = 6
root(3)(-125)
If the volume of a cube is 18 cubic cm, what is the side length?
square root of 18
(1/2)^2
1/4
sqrt(25/64)
5/8
Solve for x:
x^3 = 50
x = cube root of 50
Solve for x:
root(3)x =4
sqrt5 * sqrt5
5
152 + 102
225 + 100 = 325
sqrt 0.25
0.5
root(3) (1/8)
1/2
What is the exact side length of a cube that has a volume of 10 cubic units?
cube root of 10 units
Between what two numbers does the
sqrt 175
fall between?
Between 13 & 14