To cube a number means simply to multiply that number by itself 3 times. To work out 40 cubed you would simply go:
403 = 40 x 40 x 40
40 x 40 = 1,600
1,600 x 40 = 64,000
403=64,000
Therefore, 40 cubed equals 64,000.
The phrase "multiply that number by itself 3 times." can cause confusion.
Sometimes, instead of multiplying it thrice (the number itself) others, due to confusion, just multiply the number by 3... take note it's cube...
What do you get if you multiply 40 by itself once?
Nearly everyone would say 1,600 which is 40².
Multiply that by 40 then seems to mean multiply the answer by 40, giving 64,000 which is then 40 multiplied by itself twice!
Of course some people will say it doesn't matter how many times you multiply 40 by itself you'll always get 1,600.
Just think of 40³ as meaning 3 40s multiplied together and you should avoid any problems.
8c cubed
(a+b)(a squared-ab+b squared)
Of the natural numbers, the smallest (excluding 0 and 1 which are the same to any power) cubes are: 8 (2 cubed), 27 (3 cubed), 64 (4 cubed), and 125 (5 cubed).
x times x times x equals x cubed
64 should be between 27 and 125. (1 cubed equals 1. 2 cubed equals 8. 3 cubed equals 27. 4 cubed equals 64. Etc.)
40 cubed is equal to 64,000.
There is no level 40 :p
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This can be broken into cube root( 64 * 1000) = cube root(64) * cube root(1000) which is 4 * 10 = 40
40 = 2^3*5.
To convert 40 pounds per cubic foot to kilograms per cubic meter, you would multiply by 16.0185. Therefore, 40 pounds per cubic foot is equivalent to approximately 641.48 kilograms per cubic meter.
rr cubed is r6rr cubed is r6rr cubed is r6rr cubed is r6
density = mass/volume volume = mass/density mass = density x volume Ex: V=40m cubed M=300g D=a M/V 300/40 = 7.5g _______ m cubed or D= 7.5 grams per meter cubed
40 mm = 4 cm and each ball occupies 64 cubic cm of space inside the cubed metre and a cubed metre is 1,000,000 cubic cm 1,000,000/64 = 15,625 ping pong balls 15,625*2.7 = 42,187.5 grammes or 42.1875 kilogrammes
2 cubed is 8.3 cubed is 27.4 cubed is 64.5 cubed is 125.6 cubed = 216.7 cubed is 343.
Inches cubed x 16.387 = cm cubed