Jacob used 1/7 of a liter to fill 1/9 of the fush aquarium. how many liters if water are needed to fill the aquariam? leave work below!

1.2 liters

Step-by-step explanation:

7/7 of a liter is one liter. and you still are only at 7. you need to get to 9 you and 2 1/7 liters and that becomes 9/7 liters which = 1.2

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.