What number group does 2/9, √2, and √(3)^2-4(1)(2) belongs to: natural whole integer rational irrational real

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.

Using inductive reasoning, what is the next two numbers in this set? 1,-7,13,-19 i got the numbers 14,-26 is that right?