How many ways can the letters in the word "wisconsin" be arranged?
a. 38,572
b. 45,360
c. 69,620
d. 362,880

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.

i think it would be 42cm