# Imaginary number and fraction

a) Find the following values using the imaginary unit i :

i) 4* (-1)^1/2

11) 9x^2 +18 = 0

iii) ( 3 + 4i )( 2 + 5i )

b) George's age is three -fourths of Angel' s age. In 5 years George's age will be 7/9 Angel's age.

how old is George now ?

https://brainmass.com/math/consumer-mathematics/imaginary-number-fraction-185979

#### Solution Summary

The solution provides examples of applications of imaginary numbers. It also shows how to set up and solve the equation with fractions to solve the word problem.

$2.19