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These are always difficult for me; I always end up using trial and error. In this particular case, here is a way to get 39 out 1, 2, 3 and 4:

42 - 31

If you are not allowed to use exponents, then there is:

31 + 4 * 2

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13y ago

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Related Questions

What number times another number makes 39?

The only numbers that multiply to get a product of 39 are 1 and 39, or 3 and 13.


What goes into 25 and 39?

Only the number 1.


What number goes into both 39 and 8?

Only the number one. Factors of 39 - 1, 3, 13 and 39. Factors of 8 - 1, 2, 4 and 8.


What number goes into 13 and 39?

only 1 or 1313 is a prime number


What is 39 composite or prime number?

39 is composite... --------------------- A prime number is a whole number greater than 1, whose only two whole-number factors are 1 and itself.


How do you make 39 using only the numbers 1 2 3 and 4.?

two that make 39 their difference is 11


Is 39 a factor of 43?

No, 39 is not a factor of 43. Since 43 is a prime number, its only factors are 1 and 43.


Is 39 or one a composite number?

39 is a composite number because it has more than two factors. 1 is neither prime nor composite because it has only 1 factor.


What is the multiplicative inverse of 39?

The multiplicative inverse of a number is another number that, when multiplied together, results in 1. For the number 39, its multiplicative inverse is ( \frac{1}{39} ). This means that ( 39 \times \frac{1}{39} = 1 ).


Is 39 a composite number or a prime number?

39 would be a composite number because not only does it have 1 as a factor but it has 13 and 3 because 13*3 39 is a composite number. Other than itself and 1, its other positive integer factors are 3 and 13.


What multiplication problem makes of 39 what multiplication problem makes up 39?

The number 39 can be expressed as a multiplication problem using the factors 3 and 13, since (3 \times 13 = 39). Additionally, it can also be represented as (1 \times 39) or (39 \times 1). These factors demonstrate the different ways to compose the number 39 through multiplication.


How do you make 39 using only 1 2 3 4 you can only use each number once?

1+2+3^2*4 ^ means square, i.e. 3*3 Hope it's correct!