Which statements are true about the rules of multiplication for signed numbers? Select three options. The product of two negative integers is positive.
The product of two integers with different signs is positive.
If two numbers are the same sign, then the product is positive.
The product of a positive and a negative is negative.
If the signs of two integers are different, then the product is positive.

a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.

51

step-by-step explanation:

73-22=51 the   mass number minus the amount of protons gives you the amount of neutrons

step-by-step explanation:

the true statements are:

r = set of real numbers

n = set of natural numbers, 1,2,

w = n u{0} = {0,1,}