Yes -2 + 2 = 0
3
-5 and 3
The numbers are: -5 and 3
The two numbers that multiply to -15 and add up to 2 are 5 and -3. When you multiply 5 and -3, you get -15, and when you add them together, you get 2.
70 and 71
3
-3 and 5
-5 and 3
-5 and +3
The numbers are: -5 and 3
A roulette wheel has the numbers 1-36 and zero, and sometimes double zero. Zero & double zero sum to 0 The sum of n numbers is 1/2 n(first + last) Sum of numbers of roulette wheel = 1/2 x 36 x (1 + 36) + 0 = 666.
The two numbers that multiply to -15 and add up to 2 are 5 and -3. When you multiply 5 and -3, you get -15, and when you add them together, you get 2.
70 and 71
Start with the natural numbers, 0, 1, 2, ... .Then add the set of negative numbers: this makes up the integers. Next add in the set of ratios of any two integers (the second being non-zero): this makes up the rational numbers. Next add in the set of all numbers which cannot be expressed as terminating or repeating decimal numbers. This is the set of irrational numbers. The rationals and irrationals, together, make up the set of real numbers.
(-1)+(-2)=(-3) (-1)(-2)=2
3 and -5.
If you add a positive and a negative number, the result can be positive, negative, or zero - depending on which of the numbers has the greater absolute value. Here are some examples: 4 + (-4) = 0 (zero) 4 + (-6) = -2 (negative) 4 + (-2) = 2 (positive)