1 - I
4 - Heart symbol (love)
3 - < 3 (you)
They can be: 1 and 1/4 plus 1 and 3/4 = 3
numbers -4 and 1 1 and -4 1 and -4
The prime numbers from 1 to 4 are 2 and 3.
If the digits are repeatable, the answer is 4*4*4*4. If the numbers cannot be repeated, then it is 4*3*2*1.
4 + 1 - 2 = 3
1 * (1-4) = 1*(-3) = -3
If it is integers, you have -2, -1, 0, 1, 2 and 3. If rational numbers or irrational numbers or real numbers, there are an infinity of them between -3 and 4.
-1
There are 6 numbers total with 3 4's. Then, the odds is ½.
1 1/4 and 1 3/4
No, the numbers 1,1+2, 1+2+3, 1+2+3+4, 1+2+3+4+5... are triangular numbers.
It is: 2*(3+4)+1 = 15