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How many ways can you make a number with 0-9?
9
In how many ways can you write the number 4 as the sum of 5 nonnegative integars?
Leaving aside permutations, there are five distict ways of writing the number 4 as the sum of 5 non-negative integers.0 + 0 + 0 + 0 + 40 + 0 + 0 + 1 + 30 + 0 + 0 + 2 + 20 + 0 + 1 + 1 + 20 + 1 + 1 + 1 + 1
How many ways can you express the number 1?
The number 1 can be expressed in various ways across different mathematical contexts. For example, it can be represented as (1 = 1), (1 = \frac{2}{2}), (1 = \sqrt{1}), or (1 = e^0). Additionally, in set theory, the number 1 can be represented as the cardinality of a set containing a single element. Overall, there are infinitely many ways to express the number 1 mathematically.
Is zero the smallest even number yes or no?
Yes, zero is the smallest even number. An even number is any integer that is divisible by 2 without leaving a remainder. Since zero divided by 2 equals zero, it meets the criteria of being an even number.
How many 5 digit numbers can be made with the numbers 1 2 0?
The first digit can by selectd in one of two ways, since a number starting with zero would not be a 5-digit number. After that, each of the other four digits can be selected in 3 ways. So the number of 5-digit numbers is 2*34 = 162
